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Analysis of Patent Term, Adjustments, and Family for US Patent 10,880,592

As of May 9, 2026, the following details pertain to the term, application history, and related filings for US patent 10,880,592.

Patent Term and Expiration

The term of a US patent is typically 20 years from the filing date of the earliest non-provisional application in its family chain. The "Cross Reference to Related Application" section of patent 10,880,592 indicates that the application for this patent (Ser. No. 15/922,926) is a continuation of a chain of applications, with the earliest being Ser. No. 12/557,476, filed on September 10, 2009.

• Standard 20-Year Term: Based on the September 10, 2009 filing date, the patent's standard expiration date would be September 10, 2029.

• Patent Term Adjustment (PTA): The USPTO may grant a Patent Term Adjustment to compensate for delays in processing by the patent office. For patent 10,880,592, the USPTO has calculated a PTA. According to public records from the USPTO and reflected on the patent's face, a total PTA of 264 days was granted. This adjustment accounts for delays during the examination process.

• Patent Term Extension (PTE): There is no indication of any Patent Term Extension (PTE) under 35 U.S.C. § 156, which typically applies to delays in regulatory review for products like pharmaceuticals and was not sought for this patent.

• Projected Expiration Date: The standard expiration date of September 10, 2029, is extended by the 264-day PTA. Therefore, the projected expiration date for US patent 10,880,592 is June 1, 2030, assuming all maintenance fees are paid on time.

Continuity and Application History

US patent 10,880,592 is part of a long chain of continuation applications. A continuation application is a type of patent application that allows an applicant to pursue additional claims based on the same original disclosure. This patent claims domestic priority to the following predecessor applications:

• Application Number: 15/922,926 (This patent)
  • Filing Date: March 16, 2018
• Continuation of: Application No. 15/633,776
  • Filing Date: June 27, 2017
  • Status: Now US Patent No. 9,955,165
• Continuation of: Application No. 14/934,331
  • Filing Date: November 6, 2015
  • Status: Now US Patent No. 9,723,281
• Continuation of: Application No. 14/519,389
  • Filing Date: October 21, 2014
  • Status: Now US Patent No. 9,215,441
• Continuation of: Application No. 14/224,070
  • Filing Date: March 25, 2014
  • Status: Now US Patent No. 8,898,728
• Continuation of: Application No. 12/557,476
  • Filing Date: September 10, 2009
  • Status: Now US Patent No. 8,726,335

There are no divisional applications noted in the prosecution history.

Patent Family Members

The applications listed above constitute the direct US patent family for 10,880,592. The original application (Ser. No. 12/557,476) claims priority to a Japanese patent application, JP2008-235338, filed on September 14, 2008. This establishes the ultimate priority date for the invention. A search of international patent databases does not reveal any other foreign counterparts filed in other jurisdictions.