IN THE UNITED STATES PATENT AND TRADEMARK OFFICE
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`Docket No,: 1316.1021CCREI
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`In re the Application of:
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`Jang-Hoon YOO et al.
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`Application No. 11/849,609
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`Group Art Unit: 2627
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`Confirmation No. 6003
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`Filed: September 4, 2007
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`Examiner:
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`For:
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`OPTICAL PICKUP COMPATIBLE WITH A DIGITAL VERSATILE DISK AND A
`RECORDABLE COMPACT DISK USING A HOLOGRAPHIC RING LENS
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`PRELIMINARY AMENDMENT
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`Commissioner for Patents
`PO Box !450
`Alexandria, VA 22313-1450
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`Sir:
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`Before examination of the above-identified application, please amend the application as
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`follows. The following remarks and amendments, which are compliant with 37 CFR §1 .t73, are
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`respectfully submitted.
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`LG Electronics, Inc. et al.
`EXHIBIT 1017
`IPR Petition for
`U.S. Patent No. RE43,106
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`

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`SERIAL NO. 11/849,609
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`Docket No.: 1316.1021CCREI
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`IN THE CLAIMS:
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`Please AMEND claims 38, 40, 42, 43, 45, and 46 and ADD claims 50-67, as follows:
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`38. (ONCE AMENDED) An objective lens for an optical pickup for selectively
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`diffractin.q at least o..n,,,e of plurality qf light beams, the lens comprisin~
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`a first surface which focuses the plurality of li.qht beams; and
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`a second surface adjacent to the first surface and having a diffractive pattern to diffract at
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`least one of thep!ura!itv of light beams,
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`40. (ONCE AMENDED) An objective lens for an optical pickup for selectively diffractin,q at
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`least one.. of plurality o{ li.qht beams, the lens comprisin~
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`a first surface which focuses the plura!itv 0f.!i~ht beams: and
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`a second surface adjacent to the first surface and having a diffractive pattern at a
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`location where a numerical apert.ure of the Qbjective lens is .higher .than a. predetermined
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`numerical aperture value so as to diffract at least one of the plurality of light beams.
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`4Z (ONCE AMENDED) An objective lens for an optical pickup for correcting a spherical
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`aberration caused byone Qf plum!Jtv of !i~ht beams, the !ens compdsi.n.q
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`a first surface which focuses the plura![tv of li.qht beams; aqd=
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`a second surface adjacent to the first surface and havinQ a diffractive pattern which
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`diffracts the plu..r.ality of light beams and which is disposed to correct the spherical aberration of
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`at least one of ,the plurality of the one li.clht beams.
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`43. (ONCE AMENDED) An obiective lens for an optical pickup for correctin,q a spherical
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`aberration c~_L~sed by one of plurality of light beams, the lens comprising
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`a first surface which focuses the ~lu[alitv of li.clht beams and has a curved surface
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`curvin.q from an apex; and
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`a spherical aberration correction pattern formed below the apex so as to correct the
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`...spherical aberration of the one I[qht beam,
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`45. (ONCE AMENDED) A method of selectively focusin,q first and second liqht beams of
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`[espectiyely different wavelengths usin~ an obiective lens to form cor[espondin~ beam spots of
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`different, sizes, the method (cid:128)o.mprisin.q:
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`

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`SERIAL NO. 11/849,609
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`Docket No.: 1316.1021CCREI
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`receivin,q an emitted one of the first and second li~lht beams at an inner re.qion of the
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`obiective lens, t~be inner re.qion includina an opt!cal center of the objective lens which has an
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`optical property optim~ed to focus the first li.qht beam onto a first optical [ecording medium of a
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`first thicknesses and to focus the second ligh, t beam onto a second optical recording medium of
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`a second thickness other than the first thickness;, and.
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`receiving the emitted one of the first and second/[qht beams at a diffractive region
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`surroundin~ said inner reclion, the di.ffractive reg.!...o, n comprisin~ an optical property optimized so
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`as to diffract at least one of the first and second light beams as a function of wavelen.qth so as to
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`correct for spherical aberrations on the first and second optical recording media.
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`46,. (ONCE AMENDED) A method of selectively focusin.q light beams on optical recordin.q
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`media of different thicknesses usin,q an objective !ens, the method comprising:
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`receiving an emitted one of the light beams at an inner re,qion of the objective lens, the
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`inner reaion havinq an optical property which directs the !i.qht beams havinq correspondin.q
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`wavelen.qths to be focused on the corresponding optical reco[din.q media having respectively
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`different thicknesses; and
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`receivin.a the emitted one of the I[qht beams at a diffractive r eaion, the diffractive re.qiQr}
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`having a wavelen,qth dependence such that the li,qht beams are diffracted so as to correct for
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`spherical aberrations due to the different thicknesses of the optical recording media,
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`50. (New) The obiective lens of claim 38. wherein the first surface does not include the
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`diffractive pattern.
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`51. (New) The objective lens of claim 38, wherein the diffractive pattern is configured to
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`selectively diffract one of the plurality of light beams.
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`52. (New) The objective lens of claim 38, .wherein the diffractive pattern comprises a
`holoaraphi(cid:128) pattern.
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`53, (New) The objective lens of claim 40, wherein the first surface does not include the
`diffractive pattern.
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`54. (New) The objective lens of claim 40. wherein the diffractive pattern is confiqured to
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`selectively diffract one of theplurality of li,qht beams.
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`3
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`

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`SERIAL NO. 11/849,609
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`Docket No.: 1316.1021CCREI
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`,55,, (New) The objective lens of claim 40, where n the diffractive ~attern comprises a
`ho ographic Pattern,
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`56, (New) The objective lens of claim.42, wherein the first surface does not include the
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`diffractive pattern,
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`57. {New) The objective lens of claim 42. wherein the diffractive pattern is confi.qured to
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`select iye..!y diffract one of the p]u.rality of light beams.
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`58. CNew) The obiective lens of claim 42. wherein the diffractive pattern comprises a
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`h o.!o.clraphic pattern.
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`59~ (New) The objective lens of claim 43, wherein the first surface does not include the
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`spherical aberration correction pattern.
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`60. (’New) The..o.b. iective lens of claim 43, wherein the spherical aberration correction
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`pattern is configured to selectively diffract one of theplurality of li,qht beams.
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`6t. (New) The obiective lens of claim 43~ wherein the spherical aberration correction
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`pattern comprises a holographic pattern.
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`62. {New) The method of claim 45, wherein the inner re clion does not include a diffractive
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`region.
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`63JNew) The method of claim 45, wherein the diffractive pattern is conf ~ured to
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`selectively diffract the first and second light beams.
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`64. (New) The method of claim 45, wherein the diffractive pattern comprises a
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`holo.qraphi¢ pattern.
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`65,~,,,,(New) The method of claim 46, wherein the inner region does not include the
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`diffractive reqion~
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`SERIAL NO, 11/849,609
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`Docket No,: 1316,1021CCREI
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`66..(New) The method of claim 46, whe.rein the diffractive pattern is confi.qured to
`selectively diffract the light beams.
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`67. (New) The method of claim 46, wherein the diffractive pattern comprises a
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`..holoqraphic pattern.
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`5
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`SERIAL NO. 11/849,609
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`Docket No.: 1316.1021CCREI
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`INTRODUCTION:
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`REMARKS
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`In accordance with the foregoing, claims 38, 40, 42, 43, 45, and 46 have been amended,
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`and claims 50-67 have been added in accordance with 37 CFR §1.173 relative to the issued
`patent, U.S. Patent No. 7,046,611. Support for the changes in claims 38, 40, 42, 43, 45, and 46
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`and 50-67 is found in claims 38, 40, 42, 43, 45, and 46 as originally presented and, among other
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`embodiments of the invention, the embodiments shown in FIG. 4A and 7. No new matter is
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`being presented, and approval and entry of the foregoing amendments and new claims are
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`respectfully requested.
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`Claims 59-81 are deemed patentable due at least to their depending from corresponding
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`claims 38, 40, 42, 43, 45, and 46.
`Claims t-67 are pending and under consideration. Reconsideration is requested.
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`CONCLUSION:
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`In accordance with the foregoing, it is respectfully submitted that all outstanding
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`objections and rejections have been overcome andfor rendered moot. And further, it is
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`respectfully submitted that all pending claims patentably distinguish over the prior art. Thus,
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`there being no further outstanding objections or rejections, the application is submitted as being
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`in condition for allowance which action is earnestly solicited.
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`tf the Examiner has any remaining issues to be addressed, it is believed that prosecution
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`can be expedited by the Examiner contacting the undersigned attorney for a telephone interview
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`to discuss resolution of such issues.
`If there are any additional fees associated with the filing of this Amendment, please
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`charge the same to our Deposit Account No. 503333.
`Respectfully submitted,
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`STEIN, MCEWEN & BUI LLP
`
`McEwen
`istration No. 4t ,983
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`Date:
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`--7,
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`t400 Eye Street, NW
`Suite 300
`Washington, D.C. 20005
`Telephone: (202) 216-9505
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