TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
04/01/2026
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Official data from USPTO
WELCH
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Active USPTO registrationType: WordOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
36
Latest update
04/03/2026
Trademark type
Word
Nice classes
7, 23
Filing date
07/15/1971
Registration date
04/02/1974
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
04/05/2024
Last transaction
04/03/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
1934-00-00
First use in commerce
1934-00-00
Drawing code
1
Owner type
03
Owner location
Davidson, NC, US
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
GARDNER DENVER THOMAS, INC.
WELCH VACUMM TECHNOLOGY, INC.
SARGENT-WELCH SCIENTIFIC COMPANY
Representatives
Carlynn Ferguson IpHorgan Ltd.
Technical classification
Nice Classes
Class 7Class 23
Vienna Codes
No Vienna codes available.
Goods and services
Class 7
No specification.
Class 23
HAND AND MOTOR-DRIVEN VACUUM PUMPSTURBOMOLECULAR ULTRA-HIGH VACUUM PUMPSDIFFUSION PUMPSPARTS THEREFOR
Publications
History of USPTO decisions and trademark events.
36 publications found
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
04/01/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
04/01/2026
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
04/01/2026
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
04/01/2026
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
05/23/2024
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
04/05/2024
RNL4
REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)
04/05/2024
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
04/05/2024
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
04/04/2024
E89R
TEAS SECTION 8 & 9 RECEIVED
11/17/2023
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
04/02/2023
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
07/10/2019
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/24/2017
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/02/2016
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/02/2016
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
05/07/2014
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
05/07/2014
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
05/07/2014
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
05/06/2014
E89R
TEAS SECTION 8 & 9 RECEIVED
05/06/2014
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
09/04/2013
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/19/2013
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/19/2013
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
10/29/2008
CFIT
CASE FILE IN TICRS
08/07/2008
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
05/26/2004
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
05/26/2004
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
03/29/2004
E89R
TEAS SECTION 8 & 9 RECEIVED
03/29/2004
PAPER RECEIVED
06/20/2003
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
04/12/1995
RRPR
RESPONSE RECEIVED TO POST REG. ACTION
11/02/1994
PRA9
POST REGISTRATION ACTION MAILED - SEC. 9
07/14/1994
9.AF
REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8
04/11/1994
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
10/29/1979
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