Extensions — US Patent 11974143

Here is a breakdown of the requested patent details for US patent 11974143:

Patent Term Adjustment (PTA) / Patent Term Extension (PTE)

Patent Term Adjustment (PTA): While the exact calculated PTA in days is not directly available from the search results, the Google Patents page for US11974143 lists an "Anticipated expiration" date of 2034-10-29. Given that the earliest priority date is October 30, 2013, the base 20-year patent term would expire on October 30, 2033. The difference between the anticipated expiration date (October 29, 2034) and the base expiration date (October 30, 2033) is approximately 364 days, suggesting a Patent Term Adjustment of this duration. Patent Term Adjustments are granted to compensate for certain delays by the USPTO during patent prosecution.
Patent Term Extension (PTE): There is no indication from the provided information that US patent 11974143 has received a Patent Term Extension. PTEs are typically granted for delays related to regulatory review, such as with pharmaceuticals, which does not appear applicable to this patent's subject matter.

Continuation and Divisional Applications

US patent 11974143 is explicitly stated to be a continuation application. The patent text confirms: "This application is a continuation of U.S. patent application Ser. No. 17/468,509 filed Sep. 7, 2021".

Related Family Members

The patent 11974143 is part of a larger patent family, with its priority chain extending back to earlier applications. The earliest priority date claimed by US11974143 is October 30, 2013, through the following lineage:

U.S. Provisional Patent Application Ser. No. 61/897,219, filed Oct. 30, 2013.
U.S. Provisional Patent Application Ser. No. 61/897,216, filed Oct. 30, 2013.
U.S. patent application Ser. No. 14/526,799, filed Oct. 29, 2014, now U.S. Pat. No. 10,034,179.
U.S. patent application Ser. No. 16/039,660, filed Jul. 19, 2018, now U.S. Pat. No. 11,115,834.
U.S. patent application Ser. No. 17/468,509, filed Sep. 7, 2021, now U.S. Pat. No. 11,818,591 (as per the "Applications Claiming Priority" section of the Google Patents page, which also lists US11818591B2 for 17/468,509).
U.S. patent application Ser. No. 18/470,540, filed Sep. 20, 2023, which resulted in US11974143B2.

The Google Patents page also lists other "Family Applications" that share the same priority date of October 30, 2013, indicating a broad patent family:

US10034179B2 (from US14/526,799)
US11115834B2 (from US16/039,660)
US11818591B2 (from US17/468,509)
US11856414B1 (from US18/447,597)
US11849337B1 (from US18/448,281)
US11950105B1 (from US18/532,175)
US12015933B1 (from US18/594,375)
US12003976B1 (from US18/594,381)
US12114177B2 (from US18/603,732)
US12250564B2 (from US18/621,425)
US12169756B2 (from US18/787,267)
US12190198B1 (from US18/819,635)
US20250212014A1 (pending application US19/074,896)

Projected Expiration Date

The projected expiration date for US11974143 is October 29, 2034.

This date is based on the earliest priority date of October 30, 2013, plus 20 years, with an additional period attributed to Patent Term Adjustment (PTA). The general rule for utility patents filed after June 8, 1995, is a term of 20 years from the earliest effective filing date, which can be adjusted for USPTO delays.