DONALDJ. FEATHERSTONE
`DIRECTOR
`(202) 772-8629
`DONF@STERNEKESSLER.COM
`
`April 22, 2021
`
`Commissionerfor Patents
`PO Box 1450
`Alexandria, VA 22313-1450
`
` Sterne Kessier
`
`STERNE KESSLER GOLDSTEIN & FOX
`
`Confirmation No. 1073
`Art Unit 1737
`Attn: Certificate of Correction Branch
`
`Re:
`
`US. Patent No. 10,969,701 B2; Issue Date: April 6, 2021
`(from U.S. Appl. No. 16/572,156; Filing Date: September 16, 2019)
`For.
`PELLICLE ATTACHMENT APPARATUS
`Inventors: VAN DER MEULENet al.
`Our Ref: 2857.4380008
`
`Commissioner:
`
`Transmitted herewith for appropriate action are the following documents:
`
`1. Online Credit Card Payment Authorization in the amount of $160.00 in payment of
`the fee under 37 C.F.R. § 1.20(a);
`
`2. Request for Certificate of Correction Under 37 C.F.R. § 1.323; and
`
`3. Certificate of Correction (PTO/SB/44).
`
`The above-listed documentsarefiled electronically.
`
`The U.S. Patent and Trademark Office is hereby authorized to charge any fee deficiency
`or credit any overpayment to our Deposit Account No. 19-0036.
`
`Respectfully submitted,
`
`STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.
`
`/Donald J. Featherstone/
`
`Donald J. Featherstone
`Attorney for Applicant
`Registration No. 33,876
`
`DJF/om
`Enclosures
`
`
`
`: Woahisgicn, 2.0, 20008
`
`
`

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