www.patentreply.ai/tools/patent-expiration/US8529177Important: This calculator does not include patent term extension under 35 U.S.C. § 156, which may apply to certain drug, biologic, animal drug, and medical device patents.
Learn how PTE is calculatedIntegrated Pin/sleeve Blind Fastener
Application No. 13026271
February 29, 2032
5y 215d remainingEarliest effective filing
Feb 13, 2011
+ 20 years
Feb 13, 2031
PTA +381d
Feb 29, 2032
No TD
—
Final
Feb 29, 2032
Filing Date
February 13, 2011
Earliest Effective Filing
February 13, 2011
Issue Date
September 10, 2013
PTA
+381 days
Base Expiry (before PTA)
February 13, 2031
Data sourced from public USPTO records. This tool provides informational estimates and should not be relied upon as legal advice. Always verify patent expiration dates independently, especially where patent term extension, terminal disclaimers, or unusual continuity issues may apply.