US 10115507 — Patent Expiration

LOW-B RARE EARTH MAGNET

Shareable link — bookmark or send to anyone

www.patentreply.ai/tools/patent-expiration/US10115507

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 more about PTE and patent expiration

US 10115507

Low-b Rare Earth Magnet

High Confidence

Application No. 15165290

May 25, 2035

8y 327d remaining

Could not fetch continuity data for application PCTCN2014092225: Resource not found (404)

Earliest effective filing

Nov 26, 2014

+ 20 years

Nov 26, 2034

PTA +180d

May 25, 2035

TD applied

May 25, 2035

Final

May 25, 2035

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. Note: terminal disclaimers can affect PTA (In re Cellect, LLC).

Calculation Details

Base Term Calculation

Filing Date

May 26, 2016

Earliest Effective Filing

November 26, 2014

Issue Date

October 30, 2018

PTA

+180 days

Base Expiry (before PTA)

November 26, 2034

November 26, 2014 + 20 years = November 26, 2034 + 180 PTA days = May 25, 2035

Continuation of application PCTCN2014092225, filed Nov 26, 2014

Terminal Disclaimer Analysis

TD Approved

1 approved, 1 filed

TD caps expiration to May 25, 2035

US 10115507(App. 15165290)(from app 15165290)

Capping Patent

Low-b Rare Earth Magnet

Filing Date

May 26, 2016

Earliest Effective Filing

Nov 26, 2014

Issue Date

Oct 30, 2018

PTA

+180 days

Calculated Expiration

May 25, 2035

Continuation of PCTCN2014092225, filed Nov 26, 2014

Nov 26, 2014 + 20y + 180d PTA = May 25, 2035

US 10096413(App. 15328258)(from app 15328258)

Quenched Alloy For Rare Earth Magnet And A Manufacturing Method Of Rare Earth Magnet

Filing Date

Jan 23, 2017

Earliest Effective Filing

Jul 30, 2015

Issue Date

Oct 9, 2018

PTA

+53 days

Calculated Expiration

Sep 21, 2035

National Stage Entry of PCTCN2015085555, filed Jul 30, 2015

Jul 30, 2015 + 20y + 53d PTA = Sep 21, 2035

US 10381139(App. 15185430)(from app 15185430)

W-containing R-fe-b-cu Sintered Magnet And Quenching Alloy

Filing Date

Jun 17, 2016

Earliest Effective Filing

Mar 31, 2015

Issue Date

Aug 13, 2019

PTA

+239 days

Calculated Expiration

Nov 25, 2035

Continuation of PCTCN2015075512, filed Mar 31, 2015

Mar 31, 2015 + 20y + 239d PTA = Nov 25, 2035

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.