PTO/AIA/81B Reexamination or Supplemental Examination – Patent Owner

PTO/AIA/81B (08‐12) 
Approved for 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 are required to respond to a collection of information unless it displays a valid OMB control number 

Control Number(s)
Filing Date(s)
First Named Inventor
Title
Patent Number
Examiner Name
Attorney Docket No(s)

REEXAMINATION OR SUPPLEMENTAL 
EXAMINATION – PATENT OWNER POWER OF 
ATTORNEY OR REVOCATION OF POWER OF 
ATTORNEY WITH A NEW POWER OF ATTORNEY 
AND CHANGE OF CORRESPONDENCE ADDRESS 
FOR REEXAMINATION OR SUPPLEMENTAL 
EXAMINATION AND PATENT 

I.  Power of Attorney.  This form may be used to change the Power of Attorney in a reexamination or 
supplemental examination proceeding (or multiple proceedings where merged).  This form may also be used to 
change the Power of Attorney in the patent file; in such a case, a copy of this form will be placed in both the patent 
file and the reexamination or supplemental examination proceeding.  

A.  Revocation of Previous Power of Attorney.  I hereby revoke all previous patent owner powers of attorney, if 
any, given: 
        in the above‐identified reexamination or supplemental examination proceeding control number(s) (more than 
one may be changed only if the proceedings are merged). 
        in the file of the above‐identified patent.  
(check BOTH boxes if change in BOTH the patent file and the reexamination or supplemental examination 
proceeding is requested).   

B.  Designation of Power of Attorney.   
A Power of Attorney is submitted herewith. 
 OR 
I hereby appoint Practitioner(s) associated with the Customer Number identified in the box at  
right as my/our attorney(s) or agent(s) to prosecute the proceeding(s)/patent identified above 
and selected in section I(A), and to transact all business in the United States Patent and  
Trademark Office connected therewith: 
OR 

I hereby appoint Practitioner(s) named below as my/our attorney(s) or agent(s) to prosecute the proceeding(s) 
identified above, and to transact all business in the United States Patent and Trademark Office connected 
therewith: 
Practitioner(s) Name 

Registration Number 

Authorization for the Power of Attorney is provided by the signature on page 2 of this form. 

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 update (and by the USPTO to process) the file of a patent or reexamination proceeding. Confidentiality is governed by 35 U.S.C. 122 
and 37 CFR 1.14. This collection is estimated to take 3 minutes to complete, including gathering, preparing, and submitting the completed 
application form to the USPTO. Time will vary depending upon the individual case. Any comments on the amount of time you require to 
complete this form and/or suggestions for reducing this burden, should be sent to the Chief Information Officer, U.S. Patent and Trademark 
Office, U.S. Department of Commerce, P.O. Box 1450, Alexandria, VA 22313‐1450. DO NOT SEND FEES OR COMPLETED FORMS TO THIS 
ADDRESS. SEND TO: Commissioner for Patents, P.O. Box 1450, Alexandria, VA 22313‐1450. 

If you need assistance in completing the form, call 1‐800‐PTO‐9199 and select option 2. 

PTO/AIA/81B (08‐12) 
Approved for 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 are required to respond to a collection of information unless it displays a valid OMB control number 

II.  Change of Correspondence Address 

Please recognize or change the correspondence address for the above‐identified reexamination or supplemental 
examination proceeding control number(s) (more than one may be changed only if they are merged proceedings) 
and for the file of the above‐identified patent to be: 

The address associated with the above‐identified Customer Number. 
 OR 
The address associated with the Customer Number identified in the box at right: 
OR 

Firm or 
Individual 
Name 
Address 

City 

State
Zip 
Country 

Telephone 

Email
NOTE:  THE CORRESPONDENCE ADDRESS FOR THE REEXAMINATION OR SUPPLEMENTAL EXAMINATION 
PROCEEDING CONTROL NUMBER(S) MUST BE THE SAME AS THAT FOR THE PATENT. SEE 37 CFR 1.33. 

III.  Authorization for Power of Attorney and (if selected) Change of Correspondence Address 

I am the: 
Inventor, having ownership of the patent being reexamined. 
 OR 
Patent owner. 
Statement under 37 CFR 3.73(c) (Form PTO/SB/96) submitted herewith or filed on ______________________. 
Signature of Inventor or 
Patent Owner 
Name 

Title and 

Company 

Date

Telephone   

NOTE:  Signatures of all the inventors or patent owners of the entire interest or their representative(s) are 
required. If more than one signature is required, submit multiple forms, check the box below, and identify the total 
number of forms submitted in the blank below. 
       A total of __________________ forms are submitted. If you need assistance in completing the form, call 1‐800‐
PTO‐9199 and select option 2. 

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Privacy Act Statement
The Privacy Act of 1974 (P.L. 93-579) requires that you be given certain information in connection with your
submission of the attached form related to a patent application or patent. Accordingly, pursuant to the
requirements of the Act, please be advised that: (1) the general authority for the collection of this information is
35 U.S.C. 2(b)(2); (2) furnishing of the information solicited is voluntary; and (3) the principal purpose for which
the information is used by the U.S. Patent and Trademark Office is to process and/or examine your submission
related to a patent application or patent. If you do not furnish the requested information, the U.S. Patent and
Trademark Office may not be able to process and/or examine your submission, which may result in termination
of proceedings or abandonment of the application or expiration of the patent.
The information provided by you in this form will be subject to the following routine uses:
1.

2.

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4.

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9.

The information on this form will be treated confidentially to the extent allowed under the Freedom of
Information Act (5 U.S.C. 552) and the Privacy Act (5 U.S.C 552a). Records from this system of
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552a(m).
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