| Serial Number | 74621158 |
| Word Mark | OPTI-GUARD |
| Filing Date | Wednesday, January 11, 1995 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Tuesday, April 26, 2016 |
| Registration Number | 1976082 |
| Registration Date | Tuesday, May 28, 1996 |
| Mark Drawing | 1000 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, September 26, 1995 |
| Goods and Services | chemicals and chemical compositions for the treatment of boiler water and steam generating systems |
| International Class | 001 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins; unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry. |
| US Class Codes | 001, 005, 006, 010, 026, 046 |
| Class Status Code | 6 - Active |
| Class Status Date | Friday, April 14, 1995 |
| Primary Code | 001 |
| First Use Anywhere Date | Wednesday, September 21, 1994 |
| First Use In Commerce Date | Wednesday, September 21, 1994 |
| Party Name | BL TECHNOLOGIES, INC. |
| Party Type | 43 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | MINNETONKA, MN 55343 |
| Party Name | SUEZ WTS HOLDINGS USA, INC. |
| Party Type | 42 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | TREVOSE, PA 19053 |
| Party Name | GE Betz, Inc. |
| Party Type | 41 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | Trevose, PA 19053 |
| Party Name | BETZDEARBORN INC. |
| Party Type | 40 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | TREVOSE, PA 190536783 |
| Party Name | Betz Laboratories, Inc. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Trevose, PA 19053 |
| Party Name | Betz Laboratories, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Trevose, PA 19053 |
| Party Name | Betz Laboratories, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Trevose, PA 19053 |
| Event Date | Event Description |
| Wednesday, July 26, 2023 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Monday, August 13, 2018 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Monday, August 13, 2018 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Wednesday, June 20, 2018 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, June 13, 2018 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Tuesday, April 26, 2016 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Tuesday, April 26, 2016 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Tuesday, April 26, 2016 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Tuesday, April 26, 2016 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Thursday, February 18, 2016 | TEAS SECTION 8 & 9 RECEIVED |
| Thursday, May 28, 2015 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Wednesday, June 6, 2007 | CASE FILE IN TICRS |
| Friday, March 17, 2006 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Friday, March 17, 2006 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Friday, March 17, 2006 | ASSIGNED TO PARALEGAL |
| Friday, March 17, 2006 | ASSIGNED TO PARALEGAL |
| Tuesday, November 15, 2005 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Tuesday, November 15, 2005 | TEAS SECTION 8 & 9 RECEIVED |
| Friday, August 5, 2005 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Friday, August 5, 2005 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Friday, May 31, 2002 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Tuesday, March 19, 2002 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, March 19, 2002 | PAPER RECEIVED |
| Tuesday, May 28, 1996 | REGISTERED-PRINCIPAL REGISTER |
| Monday, October 23, 1995 | EXTENSION OF TIME TO OPPOSE RECEIVED |
| Tuesday, September 26, 1995 | PUBLISHED FOR OPPOSITION |
| Friday, August 25, 1995 | NOTICE OF PUBLICATION |
| Monday, June 26, 1995 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, June 21, 1995 | ASSIGNED TO EXAMINER |