US 9611604 — Patent Expiration

SCRAPER BLADE DEVICE FOR CLEANING A SURFACE AND METHOD

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Important: 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 calculated

US 9611604

Scraper Blade Device For Cleaning A Surface And Method

High Confidence

Application No. 14918290

April 6, 2031

4y 226d 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 Calculation

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 13639311, filed Oct 4, 2012

National Stage Entry of application PCTCA2011050187, filed Apr 6, 2011

Terminal Disclaimer Analysis

No TD

0 approved, 0 filed

Who owns this patent?

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.