Who owns the KAC trademark?

The KAC trademark is owned by Knight's Armament Company.

What class is the KAC trademark registered in?

The KAC trademark is registered in Class 013 (Firearms, ammunition & explosives).

What is the serial number for KAC?

The USPTO serial number for KAC is 78636117.

What is the registration number for KAC?

KAC is registered under USPTO registration number 3179641.

Sealvo

Home Search: KACKAC #78636117

Back

Updated Sep 17, 2026·17 searches this week

View on USPTO TSDR Find similar marks

KAC

USPTO Trademark Record

REGISTERED

KAC

SN 78636117·Reg 3179641·Filed May 24, 2005

Owner Knight's Armament Company

Firearms; ammunition and projectiles; explosives; fireworks.

KAC (Serial No. 78636117), Registration No. 3179641, is a registered US trademark filed on May 24, 2005 by Knight's Armament Company. This trademark covers Class 013 (Firearms, ammunition & explosives).

renewal 20y period: December 07, 202680 days remaining

Conflict Analysis

Full conflict analysis for KAC (SN 78636117) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

KAC (Reg. #3179641) is a registered US trademark that has been protecting its owner, Knight's Armament Company, since 2005. The mark covers Class 013 (Firearms, ammunition & explosives). Goods and services include Firearms; ammunition and projectiles; explosives; fireworks.. The mark faced 1 opposition proceeding during prosecution.

FILED

May 24, 2005

SERIAL

78636117

REG#

3179641

REGISTERED

Dec 05, 2006

Filing Information

StatusREGISTERED

Filing DateMay 24, 2005

Serial Number78636117

Registration No.3179641

Registration DateDec 05, 2006

Status DateJul 22, 2016

Published for OppositionSep 19, 2006

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 013Firearms, ammunition & explosives

US codes: 002, 009

First use anywhere: Oct 31, 1980

First use in commerce: Oct 31, 1980

Firearms; ammunition and projectiles; explosives; fireworks.

This description is as filed with the USPTO and defines the scope of trademark protection.

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

31 events

TEAS SECTION 8 & 9 RECEIVED

Jul 10, 2026

TEAS SECTION 8 & 9 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Dec 05, 2025

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Feb 06, 2023

TEAS CHANGE OF OWNER ADDRESS RECEIVED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Feb 06, 2023

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 06, 2023

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Feb 06, 2023

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 06, 2023

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Feb 06, 2023

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jul 22, 2016

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Jul 22, 2016

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jul 22, 2016

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Jul 22, 2016

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS SECTION 8 & 9 RECEIVED

May 02, 2016

TEAS SECTION 8 & 9 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Dec 05, 2015

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

May 08, 2013

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 07, 2013

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

May 07, 2013

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

TEAS SECTION 8 & 15 RECEIVED

Apr 16, 2013

TEAS SECTION 8 & 15 RECEIVED

REGISTERED-PRINCIPAL REGISTER

Dec 05, 2006

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Sep 19, 2006

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Aug 30, 2006

NOTICE OF PUBLICATION

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jul 27, 2006

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

Jul 21, 2006

ASSIGNED TO LIE

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 10, 2006

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 06, 2006

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 15, 2006

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 15, 2006

CORRESPONDENCE RECEIVED IN LAW OFFICE

ASSIGNED TO EXAMINER

Dec 16, 2005

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Dec 16, 2005

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION MAILED

Dec 16, 2005

NON-FINAL ACTION MAILED

NEW APPLICATION ENTERED

Jun 02, 2005

NEW APPLICATION ENTERED

Other Marks by Knight's Armament Company

Additional USPTO filings from the same owner.

KNI

KNIGHT'S ARMAMENT

85945907

Knights Armament Company

REGISTERED

LOG

LogoMark

78635153

Knight's Armament Company

REGISTERED

KNI

KNIGHT'S ARMAMENT COMPANY

78977543

Knight's Armament Company

REGISTERED

LOG

LogoMark

78635123

Knight's Armament Company

REGISTERED

Other Marks in Class 013 — Firearms, ammunition & explosives

Recently filed and registered marks in the same international class.

KAC

78634902

Knight's Armament Company

ABANDONED

Other Marks by Mark Ackal

Additional USPTO filings handled by the same attorney of record.

KNI

KNIGHT'S ARMAMENT COMPANY

78977543

REGISTERED

LOG

LogoMark

78635123

REGISTERED

KAC

Run a conflict check

Other Marks by Knight's Armament Company

Other Marks in Class 013 — Firearms, ammunition & explosives

Other Marks by Mark Ackal

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company