Who owns the K & W trademark?

The K & W trademark is owned by Berkshire Hathaway Inc..

What class is the K & W trademark registered in?

The K & W trademark is registered in Class 052 (Class 52).

What is the serial number for K & W?

The USPTO serial number for K & W is 72157814.

What is the registration number for K & W?

K & W is registered under USPTO registration number 765648.

Sealvo

Home Search: K & WK & W #72157814

Back

Updated Sep 18, 2026·40 searches this week

View on USPTO TSDR Find similar marks

USPTO Trademark Record

ABANDONED

K & W

SN 72157814·Reg 765648·Filed Nov 23, 1962

Owner Berkshire Hathaway Inc.

K & W (Serial No. 72157814), Registration No. 765648, is a abandoned US trademark filed on Nov 23, 1962 by Berkshire Hathaway Inc.. This trademark covers Class 052 (Class 52).

Conflict Analysis

Full conflict analysis for K & W (SN 72157814) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

K & W (Reg. #765648) is an abandoned US trademark that was filed in 1962 but has since been abandoned. The mark covers Class 052 (Class 52).

FILED

Nov 23, 1962

SERIAL

72157814

REG#

765648

REGISTERED

Feb 25, 1964

Filing Information

StatusABANDONED

Filing DateNov 23, 1962

Serial Number72157814

Registration No.765648

Registration DateFeb 25, 1964

Status DateNov 27, 2004

Mark TypeTypeset (words/letters/numbers)

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 052Class 52

US codes: 052

First use anywhere: Jun 13, 1946

First use in commerce: Jul 06, 1946

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

2 events

CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9

Nov 27, 2004

CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Feb 25, 1984

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Other Marks by Berkshire Hathaway Inc.

Additional USPTO filings from the same owner.

BER

BERKSHIRE HATHAWAY

75472731

Berkshire Hathaway Inc.

ABANDONED

3WA

3 WAY

72157815

Berkshire Hathaway Inc.

ABANDONED

K & W

72157812

Berkshire Hathaway Inc.

ABANDONED

AQU

AQUA RINSE

72162660

Berkshire Hathaway Inc.

ABANDONED

Other Marks in Class 052 — Class 52

Recently filed and registered marks in the same international class.

K & W

71656424

KERKLING & COMPANY

ABANDONED

K & W

Run a conflict check

Other Marks by Berkshire Hathaway Inc.

Other Marks in Class 052 — Class 52

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company