HSZ Trademark
Serial Number: 73696086 • Registration: 1618217
HSZ is a trademark filed by
TOSOH CORPORATION
on November 17, 1987. The trademark is classified under Class 1 (Chemicals).
The application is currently registered and active.
Trademark Classes
Owner Contact Info
Legal Representation
Correspondence Address
Mainak H. Mehta PROCOPIO, CORY, HARGREAVES & SAVITCH LLP
525 B. Street
Suite 2200
San Diego
CA 92101
Trademark Details
Filing Date
November 17, 1987
Registration Date
October 23, 1990
Published for Opposition
July 31, 1990
Filing History
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Dec 15, 2020 NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Dec 15, 2020 NA89
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Dec 15, 2020 RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Dec 15, 2020 RNL3
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Dec 15, 2020 89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Dec 15, 2020 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Dec 15, 2020 APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Dec 15, 2020 APRE
TEAS SECTION 8 & 9 RECEIVED
Oct 2, 2020 E89R
TEAS SECTION 8 & 9 RECEIVED
Oct 2, 2020 E89R
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Oct 23, 2019 REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Oct 23, 2019 REM2
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Jun 19, 2019 TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Jun 19, 2019 TCCA
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Sep 15, 2010 RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Sep 15, 2010 RNL2
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Sep 15, 2010 89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Sep 15, 2010 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Sep 14, 2010 APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Sep 14, 2010 APRE
TEAS SECTION 8 & 9 RECEIVED
Sep 2, 2010 E89R
TEAS SECTION 8 & 9 RECEIVED
Sep 2, 2010 E89R
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Sep 1, 2010 CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Sep 1, 2010 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Sep 1, 2010 COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Sep 1, 2010 COAR
CASE FILE IN TICRS
Dec 8, 2008 CFIT
CASE FILE IN TICRS
Dec 8, 2008 CFIT
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Jan 8, 2001 RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Jan 8, 2001 RNL1
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Jan 8, 2001 89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Jan 8, 2001 89AG
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
May 25, 2000 89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
May 25, 2000 89AF
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Oct 21, 1996 C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Oct 21, 1996 C15A
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Aug 19, 1996 815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Aug 19, 1996 815F
REGISTERED-PRINCIPAL REGISTER
Oct 23, 1990 R.PR
REGISTERED-PRINCIPAL REGISTER
Oct 23, 1990 R.PR
PUBLISHED FOR OPPOSITION
Jul 31, 1990 PUBO
PUBLISHED FOR OPPOSITION
Jul 31, 1990 PUBO
NOTICE OF PUBLICATION
Jun 30, 1990 NPUB
NOTICE OF PUBLICATION
Jun 30, 1990 NPUB
APPROVED FOR PUB - PRINCIPAL REGISTER
May 3, 1990 CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
May 3, 1990 CNSA
CORRESPONDENCE RECEIVED IN LAW OFFICE
Apr 24, 1990 CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
Apr 24, 1990 CRFA
LETTER OF SUSPENSION MAILED
Feb 26, 1990 CNSL
LETTER OF SUSPENSION MAILED
Feb 26, 1990 CNSL
CORRESPONDENCE RECEIVED IN LAW OFFICE
Feb 8, 1990 CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
Feb 8, 1990 CRFA
INQUIRY AS TO SUSPENSION MAILED
Aug 25, 1989 CNSI
INQUIRY AS TO SUSPENSION MAILED
Aug 25, 1989 CNSI
LETTER OF SUSPENSION MAILED
Feb 1, 1989 CNSL
LETTER OF SUSPENSION MAILED
Feb 1, 1989 CNSL
CORRESPONDENCE RECEIVED IN LAW OFFICE
Dec 19, 1988 CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
Dec 19, 1988 CRFA
LETTER OF SUSPENSION MAILED
Sep 28, 1988 CNSL
LETTER OF SUSPENSION MAILED
Sep 28, 1988 CNSL
LETTER OF SUSPENSION MAILED
Sep 16, 1988 CNSL
LETTER OF SUSPENSION MAILED
Sep 16, 1988 CNSL
CORRESPONDENCE RECEIVED IN LAW OFFICE
Aug 10, 1988 CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
Aug 10, 1988 CRFA
NON-FINAL ACTION MAILED
Mar 2, 1988 CNRT
NON-FINAL ACTION MAILED
Mar 2, 1988 CNRT
ASSIGNED TO EXAMINER
Feb 5, 1988 DOCK
ASSIGNED TO EXAMINER
Feb 5, 1988 DOCK
