Extensions — US Patent 11738124

Patent Term and Application History for U.S. Patent 11,738,124

Date of Analysis: May 13, 2026

This analysis details the patent term, application history, and related patent family for U.S. Patent 11,738,124.

Patent Term Adjustments (PTA) and Extensions (PTE)

Patent Term Adjustment (PTA): There are no Patent Term Adjustments indicated for U.S. Patent 11,738,124. The patent's term is calculated directly from its earliest effective filing date.
Patent Term Extension (PTE): There is no evidence of a Patent Term Extension under 35 U.S.C. § 156, which typically compensates for delays in regulatory review (e.g., by the FDA).

Application and Examination History

U.S. Patent 11,738,124 resulted from U.S. Application No. 17/943,410, which was filed on September 13, 2022. However, this application is part of a series of continuing applications that claim priority to an earlier patent. The lineage is as follows:

U.S. Patent 11,738,124 (the patent in question) issued from Application No. 17/943,410, filed September 13, 2022.
- This is a continuation of Application No. 17/205,374, filed March 18, 2021 (now U.S. Patent No. 12,171,916).
  - This, in turn, is a continuation of Application No. 16/866,078, filed May 4, 2020 (now U.S. Patent No. 10,980,926).
    - This, in turn, is a continuation of the original parent application, Application No. 15/608,183, filed May 30, 2017 (now U.S. Patent No. 10,758,652).

This chain of continuation applications establishes the earliest effective filing date for calculating the patent term as May 30, 2017. No divisional applications were identified in the patent's prosecution history.

Patent Family Members

U.S. Patent 11,738,124 is part of a large international patent family, with applications filed in numerous jurisdictions claiming priority to the original 2017 U.S. application. Notable granted patents in this family include:

United States:
- US 10,758,652 B2
- US 10,980,926 B2
- US 12,171,916 B2
Japan: JP 7257336 B2
China: CN 110799223 B
South Korea: KR 102585128 B1
Australia: AU 2018275198 C1
International Publication: WO 2018/222441 A1

Projected Expiration Date

The term of a U.S. patent is 20 years from the filing date of the earliest U.S. or international (PCT) application to which priority is claimed. Based on the earliest priority date of May 30, 2017, the projected expiration date for U.S. Patent 11,738,124 is May 30, 2037.

This expiration is contingent upon:

The timely payment of all required maintenance fees to the USPTO.
The outcome of the pending Inter Partes Review (IPR2025-01374), which could result in the invalidation of some or all claims before the patent reaches its full term.