www.patentreply.ai/tools/patent-expiration/US7073906Important: 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 more about PTE and patent expirationAspherical Diffractive Ophthalmic Lens
Application No. 11273096
November 14, 2025
Expired 232 days agoEarliest effective filing
Nov 14, 2005
+ 20 years
Nov 14, 2025
PTA +0d
Nov 14, 2025
No TD
—
Final
Nov 14, 2025
Filing Date
November 14, 2005
Earliest Effective Filing
November 14, 2005
Issue Date
July 11, 2006
PTA
0 days
Base Expiry (before PTA)
November 14, 2025
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.