US 9,611,604 · Application 14/918,290 · Granted Apr 4, 2017
US 9,611,604
Scraper blade device for cleaning a surface and method
Estimated expiration
April 6, 2031
4y 211d remaining
- Could not fetch continuity data for application PCTCA2011050187: Resource not found (404)
Earliest effective filing
Apr 6, 2011
+ 20 years
Apr 6, 2031
PTA +0d
Apr 6, 2031
No TD
—
Final
Apr 6, 2031
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
- October 20, 2015
- Earliest effective filing
- April 6, 2011
- Issue date
- April 4, 2017
- PTA
- 0 days
- Base expiry (before PTA)
- April 6, 2031
April 6, 2011 + 20 years = April 6, 2031
- Divisional of application 13/639,311, filed Oct 4, 2012
- National stage entry of application PCTCA2011050187, filed Apr 6, 2011
- National stage entry of application PCTCA2011050187, filed Apr 6, 2011
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 14/918,290 · US 9,611,604
You have the date. Your AI can have the file.
PatentReply compiles the prosecution history behind US 9,611,604: 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 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/US9611604Data 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.