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2500 Maintenance Fees
2500 Maintenance Fees
2501 Introduction [R-7]
2504 Patents Subject to Maintenance Fees [R-7]
2506 Times for Submitting Maintenance Fee Payments
2510 Submission of Maintenance Fee Payments and Documents [R-7]
2515 Information Required for Submission of Maintenance Fee Payment [R-7]
2520 Maintenance Fee Amounts [R-5]
2522 Methods of Payment [R-5]
2530 Special Acceptance of Maintenance Fee Payments Containing Informalities [R-5]
2531 Payment Late or Insufficient
2532 Duplicate Payments
2540 Fee Address for Maintenance Fee Purposes [R-7]
2542 Change of Correspondence Address [R-7]
2550 Small Entity Status
2560 Revocation of Power of Attorney and Withdrawal of Attorney [R-7]
2570 Maintenance Fee Payment Status Requests [R-7]
2575 Notices [R-5]
2580 Review of Decision Refusing to Accept and Record Payment of a Maintenance Fee Filed Prior to Expiration of Patent [R-5]
2590 Acceptance of Delayed Payment of Maintenance Fee in Expired Patent to Reinstate Patent [R-7]
2591 Intervening Rights in Reinstated Patents
2595 Forms [R-7]
2500 Maintenance Fees
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Go to MPEP - Table of Contents
=online
business system 
=fees 
=forms
=help 
=laws/regulations 
=definition
(glossary)