US 8,231,966 · Application 12/393,333 · Granted Jul 31, 2012
US 8,231,966
Anti-reflection coating and its production method
Estimated expiration
March 18, 2030
3y 141d remaining
Earliest effective filing
Feb 26, 2009
+ 20 years
Feb 26, 2029
PTA +385d
Mar 18, 2030
No TD
—
Final
Mar 18, 2030
This calculation includes patent term adjustment (PTA) under 35 U.S.C. §154(b). Patent term extension (PTE) under 35 U.S.C. §156 (for FDA-regulated products) is not included.
Calculation details
Base term
- Filing date
- February 26, 2009
- Earliest effective filing
- February 26, 2009
- Issue date
- July 31, 2012
- PTA
- +385 days
- Base expiry (before PTA)
- February 26, 2029
February 26, 2009 + 20 years = February 26, 2029 + 385 PTA days = March 18, 2030
Continuity chain
No continuity chain; the patent’s own filing date was used.
Terminal disclaimers
Patent term extension under 35 U.S.C. §156, which can apply to certain drug, biologic, animal drug and medical device patents, is not included in this calculation. How PTE is calculated
The prosecution record for your AI
Application 12/393,333 · US 8,231,966
You have the date. Your AI can have the file.
PatentReply compiles the prosecution history behind US 8,231,966: the claims as filed and as allowed, every Office Action and response, and the cited references, with each answer pointing back to the filed passage.
One new public application a month is free. The first compile takes a few minutes.
Strategy and filing changes require your approval.
Permanent link
www.patentreply.ai/tools/patent-expiration/US8231966Data 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.