PTO/S8/80 (11-08)
`Approvedfar use through 11/30/2014. OMB 0651-0035
`U.S. Patent and Trademark Office; U.S. DEPARTMENT OF COMMERCE
`Under the Paperwork Reduction Act of 1995, no persons ara requirad to respond to a catiection of information unlessIt displays a valld OMS contrat number.
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`POWEROF ATTORNEY TO PROSECUTE APPLICATIONS BEFORE THE USPTO
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`} hereby revoke all previous powers of attorney given in the application identified in the attached statement under
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`37 CFR 3.73(b).
`thereby appoint:
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`22913
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`Number
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`Practitioners associated with the Custamer Number:
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`Practltioner(s) named below(if more than ten patentpractitoners are to be named, then a customer number must be used):
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`as atlorney(s) or agent(s) to represent the undersigned before the
`any and ail patent applications assigned only to the undersigned according ta the USPTO assignmentrecords or assignment documents
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`attachedto this form In accordance with 37 CFR 3.73(b).
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`Please changethe correspondence address for the application Identified in the attached statement under 37 CFR 3,73(b)to:
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`The address associated with Customer Number:
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`22913
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`OR
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`Individual Name
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`Assignee Name and Address:
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`A copyofthis form, together with a statement under 37 CFR 3.73(b) (Form PTO/SB/96 or equivalent} is required to be
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`filed in each application In which this form Is used. The statement under 37 CFR 3.73(b) may be completed by one of
`the practitioners appolntedIn this form if the appointed practitioner is authorized to act on behalf of the assignee,
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`and must identify the application in which this Power of Attorney is to be filed.
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`SIGNATUREof Assignee of Record
`tH ivi “LL i
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`whose signaturg_andtitle is supplied below is authorized to act on behalf ofthe assignee
`individual
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`This collection of information is required by 37 CFR 1.31, 1.32 and 1.33. The Information is required to obtain or retain a benefit by the public which Is to file (and
`by the USPTOto process) an application. Confidentiality is govarned by 35 U.S.C, 122 and 37 CFR 1.11 and 4.14. This collection Is estimated to take 3 minutes
`to complete, including gathering, preparing, and submitting the completed application form to tha USPTO. Time will vary depending upon the individuat case. Any
`comments on the amountof time you requira te complete this form and/or suggestions for reducing this burden, should be sant to the Chief Information Officer,
`U.S. Patent and Trademark Office, U.S. Department of Commerce, P.O. Box 1450, Alexandra, VA 22313-1450. DO NOT SEND FEES OR COMPLETED
`FORMS TO THISADDRESS. SEND TO: Commissionerfor Patents, P.O. Box 1450, Alexandria, VA 22313-1450.
`ifyou need assistance in completing the form, call 1-800-PTQ-9199 and select option 2.
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`PTO/SB/96 (07-09)
`Approved for use through 07/31/2012. OMB 0651-0031
`U.S. Patent and Trademark Office; U.S. DEPARTMENT OF COMMERCE
`Under the Paperwork Reduction Act of 1995, no persons are required to respond to a collection of information untessit displays a valid OMB control number.
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`STATEMENT UNDER 37 CER 3.73(b)
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`Applicant/Patent Owner, David F. Sorrells,et al.
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`Application No./Patent No.: 6061551
`Filed/Issue Date: May 09, 2000
`Titled:
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`Method and System for Down-Converting Electromagnetic Signals
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`ParkerVision, Inc.
`a
`corporation
`(Nameof Assignee)
`(Type of Assignee,e.g., corporation, partnership, university, government agency, etc.
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`states thatit is:
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`the assigneeof the entire right,title, and interestin;
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`A.
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`An assignment from the inventor(s) of the patent application/patentidentified above. The assignment was recordedin
`the United States Patent and Trademark Office at Reel 009540
`, Frame 0913
`. or for which a
`copy therefore is attached.
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`To:
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`As required by 37 CFR 3.73(b)(1)(i), the documentary evidence ofthe chain oftitle from the original ownerto the assignee was,
`or concurrently is being, submitted for recordation pursuant to 37 CFR 3.11.
`[NOTE:A separate copy(i.e., a true copy of the original assignment document(s)) must be submitted to AssignmentDivision in
`accordance with 37 CFR Part 3, to record the assignmentin the records of the USPTO. See MPEP 302.08]
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` 1.
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`an assigneeof less than the entire right,title, and interest in
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`(The extent (by percentage)of its ownership interestis
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`CE]
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`the assignee of an undividedinterestin the entirety of (a complete assignmentfrom one of the joint inventors was made)
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`the patent application/patentidentified above, by virtue ofeither:
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`A chainoftitle fram the inventor(s), of the patent application/patentidentified above, to the current assignee as follows:
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`To:
`1. From:
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`The document was recordedin the United States Patent and Trademark Office at
`or for which a copythereofis attached.
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`Reel
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`Frame
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`To:
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`ited States Patent and Trademark Office at
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`Reel
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`Frame
`of for which a copythereofis attached.
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`The document was recorded in the United States Patent and Trademark Office at
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`or for which a copy thereofis attached. [|
`Reel
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`Frame
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`Additional documents in the chain oftitle are listed on a supplemental sheet(s).
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`itle is supplied below) is authorized to act on behalf of the assignee.
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`6/8}1z
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` Rick D. Nydeggera
`Attorney of Record
`Title
`Printed or Typed Name
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`This collection of information is required by 37 CFR 3.73(b). The information is required to obtain orretain a benefit by the public whichis to file (and by the USPTO to
`process) an application. Confidentiality is governed by 36 U.S.C, 122 and 37 CFR 1.11 and 1.14. This collection is estimated to take 12 minutes to complete,including
`gathering, preparing, and submitting the completed application form to the USPTO. Timewill vary depending upontheindividual case. Any comments on the amount of time
`you require to complete this form and/or suggestions for reducing this burden, should be sentto the Chief Information Officer, U.S. Patent and TrademarkOffice, U.S.
`Department of Commerce, P.O. Box 1450, Alexandria, VA 22313-1450, DO NOT SEND FEES OR COMPLETED FORMSTO THIS ADDRESS. SEND TO: Commissioner
`for Patents, P.O. Box 1450, Alexandria, VA 22313-1460.
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`If you need assistance in completing the form, call 1-800-PTO-9199 and select option 2.
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