TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
04/10/2025
Back to search
Official data from USPTO
HEMOCHRON
Did you know this trademark is already registered in United States?
Before investing in name, identity, and promotion, validate collision risk and registration strategy to avoid wasting time and budget.
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
31
Latest update
02/13/2026
Trademark type
Word
Nice classes
9, 26
Filing date
07/15/1970
Registration date
08/10/1971
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
12/18/2021
Last transaction
02/13/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
10/14/1969
First use in commerce
03/26/1970
Drawing code
1
Owner type
03
Owner location
SAN DIEGO, CA
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
ACCRIVA DIAGNOSTICS, INC.
I. C. (pessoa física)
Representatives
Deborah J Peckham Barclay Damon LLP
Technical classification
Nice Classes
Class 9Class 26
Vienna Codes
No Vienna codes available.
Goods and services
Class 9
No specification.
Class 26
BLOOD COAGULATION AND OTHER CHEMICAL AND PHYSICAL REACTION ANALYZERS
Publications
History of USPTO decisions and trademark events.
31 publications found
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
04/10/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
04/10/2025
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
04/10/2025
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
04/10/2025
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
12/18/2021
RNL4
REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)
12/18/2021
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
12/18/2021
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
12/16/2021
E89R
TEAS SECTION 8 & 9 RECEIVED
07/15/2021
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
08/10/2020
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
10/05/2017
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
10/05/2017
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
10/19/2016
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
07/31/2014
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
07/31/2014
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/05/2013
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/05/2013
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
04/06/2011
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
08/12/2010
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
08/12/2010
E89R
TEAS SECTION 8 & 9 RECEIVED
08/11/2010
CFIT
CASE FILE IN TICRS
09/10/2008
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
07/10/2001
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
07/10/2001
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
10/10/2000
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
10/10/1991
9.AF
REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8
09/18/1991
15AK
REGISTERED - SEC. 15 ACKNOWLEDGED
03/07/1988
15AF
REGISTERED - SEC. 15 AFFIDAVIT FILED
08/18/1987
8.OK
REGISTERED - SEC. 8 (6-YR) ACCEPTED
08/09/1977
Continuous trademark protection
Get notified about every new filing that threatens HEMOCHRON or your mark.
Professional 24-month watch service: we monitor USPTO for you and alert you in time to oppose — before conflicts become losses.