ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
04/22/2026
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Official data from USPTO
LAPCHOLYZIME
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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
40
Latest update
04/23/2026
Trademark type
Word
Nice classes
3
Filing date
08/03/1994
Registration date
06/11/1996
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
02/23/2026
Last transaction
04/23/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
1994-09-00
First use in commerce
1994-09-00
Drawing code
1
Owner type
16
Owner location
CALEDONIA, MI, US
Examiner
BLOHM, LINDA
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
RUHOF, LLC
RUHOF CORPORATION, THE
RUHOF CORPORATION, THE
Representatives
Kristen S. Ruisi VENABLE LLP
Technical classification
Nice Classes
Class 3
Vienna Codes
No Vienna codes available.
Goods and services
Class 3
cleaning solution for medical instruments
Publications
History of USPTO decisions and trademark events.
40 publications found
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
02/23/2026
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
02/23/2026
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
02/23/2026
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
02/22/2026
E89R
TEAS SECTION 8 & 9 RECEIVED
11/24/2025
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
06/11/2025
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
05/03/2023
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
05/03/2023
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
05/03/2023
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
05/03/2023
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
05/03/2023
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
05/03/2023
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/29/2019
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/29/2019
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED
03/21/2016
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
03/21/2016
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
03/21/2016
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
03/18/2016
E89R
TEAS SECTION 8 & 9 RECEIVED
01/12/2016
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/08/2009
CFIT
CASE FILE IN TICRS
06/20/2007
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
12/20/2005
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
12/20/2005
PLGL
ASSIGNED TO PARALEGAL
12/20/2005
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
11/22/2005
PAPER RECEIVED
11/22/2005
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
09/08/2001
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
08/06/2001
R.PR
REGISTERED-PRINCIPAL REGISTER
06/11/1996
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
03/15/1996
SUPC
STATEMENT OF USE PROCESSING COMPLETE
03/09/1996
EX1G
SOU EXTENSION 1 GRANTED
03/09/1996
IUAF
USE AMENDMENT FILED
01/04/1996
EXT1
SOU EXTENSION 1 FILED
01/04/1996
NOAM
NOA MAILED - SOU REQUIRED FROM APPLICANT
08/22/1995
PUBO
PUBLISHED FOR OPPOSITION
05/30/1995
NPUB
NOTICE OF PUBLICATION
04/28/1995
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
01/19/1995
DOCK
ASSIGNED TO EXAMINER
01/16/1995
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