Extensions

Patent Term and Family Status for U.S. Patent No. 10,687,281

Patent Term:

U.S. Patent No. 10,687,281 was granted on June 16, 2020, based on an application filed on June 22, 2018. The patent claims priority to a Korean patent application filed on December 24, 2015.

As of May 14, 2026, the patent has a calculated adjusted expiration date of January 31, 2037. This date includes a Patent Term Adjustment (PTA) of 0 days. There is no indication of any Patent Term Extension (PTE) having been filed or granted. The standard 20-year term from the earliest non-provisional filing date would typically end on June 22, 2038. However, the term is limited by the 20-year anniversary of the earliest claimed non-provisional priority date, which is December 24, 2035. The patent's term is calculated from the filing date and may be adjusted due to delays by the U.S. Patent and Trademark Office (USPTO) during prosecution.

Continuity and Family Data:

U.S. Patent No. 10,687,281 is part of a larger patent family, with a number of related applications filed in the United States and other countries. The continuity data for this patent reveals a history of related applications, including continuations and divisionals.

Parent Application:

• This patent is a continuation of application Ser. No. 16/016,520, filed on June 22, 2018.

Child Applications:

• This patent has served as the basis for at least two subsequent applications:
  • U.S. Patent No. 11,356,947 (Application Ser. No. 16/868,536)
  • U.S. Patent No. 11,470,595 (Application Ser. No. 16/868,525)

Related U.S. Patents and Applications:

This patent is related to a number of other U.S. patents and patent applications, indicating a broad strategy to protect various aspects of the disclosed technology. Some of the known related U.S. patents include:

• U.S. Patent No. 11,356,947
• U.S. Patent No. 11,470,595
• U.S. Patent No. 12,167,415
• U.S. Patent Application Publication No. 2018/0302858
• U.S. Patent Application Publication No. 2025/0039892

International Counterparts:

The technology disclosed in U.S. Patent No. 10,687,281 is also protected in other jurisdictions, with patent applications and grants in:

• China
• Europe
• Japan
• South Korea

This international filing strategy underscores the global importance of the invention.

The detailed relationships and status of these applications can be further investigated through the USPTO's Patent Application Information Retrieval (PAIR) system and other international patent databases.