SLOPE BLOCK MARK IV Trademark

Trademark Overview

On Monday, April 2, 1990, a trademark application was filed for SLOPE BLOCK MARK IV with the United States Patent and Trademark Office. The USPTO has given the SLOPE BLOCK MARK IV trademark a serial number of 74044985. The federal status of this trademark filing is REGISTERED AND RENEWED as of Tuesday, February 17, 2026. This trademark is owned by UNILOCK, LTD.. The SLOPE BLOCK MARK IV trademark is filed in the Non-Metallic Building Material Products category with the following description:

blocks for retaining walls

General Information

Serial Number74044985
Word MarkSLOPE BLOCK MARK IV
Filing DateMonday, April 2, 1990
Status800 - REGISTERED AND RENEWED
Status DateTuesday, February 17, 2026
Registration Number1697640
Registration DateTuesday, June 30, 1992
Mark Drawing1 - Typeset: Word(s) / letter(s) / number(s)
Published for Opposition DateTuesday, April 7, 1992

Trademark Statements

NOT AVAILABLE"BLOCK"
Goods and Servicesblocks for retaining walls
Pseudo Markslope block mark 4

Classification Information

International Class019 - Building materials (non-metallic); nonmetallic rigid pipes for building; asphalt, pitch and bitumen; nonmetallic transportable buildings; monuments, not of metal.
US Class Codes012
Class Status Code6 - Active
Class Status DateTuesday, May 15, 1990
Primary Code019
First Use Anywhere DateMonday, November 30, 1987
First Use In Commerce DateMonday, November 30, 1987

Trademark Owner History

Party NameHENGESTONE HOLDINGS, INC.
Party Type30 - Original Registrant
Legal Entity Type11 - Company
AddressTORONTO, ONTARIO M9C5J5
US
Party NameHENGESTONE HOLDINGS, INC.
Party Type21 - New Owner After Publication
Legal Entity Type11 - Company
AddressMississauga, Ontario L4V-1Z1
US
Party NameUNILOCK, LTD.
Party Type20 - Owner at Publication
Legal Entity Type03 - Corporation
AddressGeorgetown, Ontario L7G 4X6
CA
Party NameUNILOCK, LTD.
Party Type10 - Original Applicant
Legal Entity Type03 - Corporation
AddressGeorgetown, Ontario L7G 4X6
CA

Trademark Events

Event DateEvent Description
Wednesday, August 1, 1990ASSIGNED TO EXAMINER
Thursday, August 9, 1990NON-FINAL ACTION MAILED
Tuesday, February 5, 1991CORRESPONDENCE RECEIVED IN LAW OFFICE
Friday, March 15, 1991FINAL REFUSAL MAILED
Monday, September 16, 1991CORRESPONDENCE RECEIVED IN LAW OFFICE
Friday, October 18, 1991EX PARTE APPEAL-INSTITUTED
Friday, October 18, 1991JURISDICTION RESTORED TO EXAMINING ATTORNEY
Friday, October 25, 1991EXAMINER'S AMENDMENT MAILED
Tuesday, November 12, 1991APPROVED FOR PUB - PRINCIPAL REGISTER
Friday, March 6, 1992NOTICE OF PUBLICATION
Tuesday, April 7, 1992PUBLISHED FOR OPPOSITION
Tuesday, June 30, 1992REGISTERED-PRINCIPAL REGISTER
Thursday, December 4, 1997REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Saturday, January 3, 1998REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Monday, June 24, 2002PAPER RECEIVED
Sunday, February 24, 2002REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Tuesday, July 16, 2002TEAS CHANGE OF CORRESPONDENCE RECEIVED
Thursday, September 19, 2002REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Thursday, September 19, 2002REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Tuesday, July 10, 2007TEAS CHANGE OF OWNER ADDRESS RECEIVED
Tuesday, July 10, 2007APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Monday, January 28, 2008CASE FILE IN TICRS
Friday, July 13, 2012TEAS SECTION 8 & 9 RECEIVED
Tuesday, July 24, 2012CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Tuesday, July 24, 2012REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Tuesday, July 24, 2012REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Tuesday, July 24, 2012NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Monday, December 16, 2013TEAS CHANGE OF CORRESPONDENCE RECEIVED
Wednesday, June 30, 2021COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Thursday, June 30, 2022TEAS SECTION 8 & 9 RECEIVED
Thursday, August 11, 2022TEAS CHANGE OF OWNER ADDRESS RECEIVED
Thursday, August 11, 2022TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Thursday, August 11, 2022ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Thursday, August 11, 2022TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
Thursday, August 11, 2022TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
Thursday, August 11, 2022TEAS CHANGE OF CORRESPONDENCE RECEIVED
Thursday, August 11, 2022APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Tuesday, February 17, 2026CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Tuesday, February 17, 2026REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Tuesday, February 17, 2026REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Tuesday, February 17, 2026NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Related Keywords

mark block slope walls retaining blocks