| Serial Number | 73733638 |
| Word Mark | PROTEIN GRADE |
| Filing Date | Monday, June 13, 1988 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Thursday, October 31, 2019 |
| Registration Number | 1564053 |
| Registration Date | Tuesday, November 7, 1989 |
| Mark Drawing | 1000 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, August 15, 1989 |
| Goods and Services | BIOCHEMICALS, NAMELY DETERGENTS FOR WATER SOLUBILIZATION AND PURIFICATION OF INTEGRAL MEMBRANE PROTEINS IN MEDICAL AND BIOCHEMICAL RESEARCH |
| 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 | 006, 052 |
| Class Status Code | 6 - Active |
| Class Status Date | Friday, July 1, 1988 |
| Primary Code | 001 |
| First Use Anywhere Date | Thursday, April 30, 1987 |
| First Use In Commerce Date | Thursday, April 30, 1987 |
| Party Name | MERCK KGAA |
| Party Type | 42 - New Owner After Registration |
| Legal Entity Type | 99 - Other |
| Address | DARMSTADT 64293 DE |
| Party Name | EMD CHEMICALS INC. |
| Party Type | 41 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | GIBBSTOWN, NJ 08027 |
| Party Name | CALBIOCHEM-NOVABIOCHEM CORPORATION |
| Party Type | 40 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | SAN DIEGO, CA 92121 |
| Party Name | CALBIOCHEM CORPORATION |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | LA JOLLA, CA 92037 |
| Party Name | CALBIOCHEM CORPORATION |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | LA JOLLA, CA 92037 |
| Party Name | CALBIOCHEM CORPORATION |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | LA JOLLA, CA 92037 |
| Event Date | Event Description |
| Thursday, October 31, 2019 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Thursday, October 31, 2019 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Thursday, October 31, 2019 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, October 31, 2019 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Monday, September 30, 2019 | TEAS SECTION 8 & 9 RECEIVED |
| Wednesday, November 7, 2018 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Wednesday, December 15, 2010 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Monday, November 30, 2009 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Monday, November 30, 2009 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Tuesday, November 24, 2009 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Thursday, November 5, 2009 | TEAS SECTION 8 & 9 RECEIVED |
| Tuesday, November 25, 2008 | CASE FILE IN TICRS |
| Wednesday, April 18, 2007 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, June 5, 1996 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Tuesday, October 17, 1995 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Friday, September 29, 1995 | POST REGISTRATION ACTION MAILED - SEC. 8 & 15 |
| Monday, February 13, 1995 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, November 7, 1989 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, August 15, 1989 | PUBLISHED FOR OPPOSITION |
| Saturday, July 15, 1989 | NOTICE OF PUBLICATION |
| Thursday, June 8, 1989 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Thursday, February 16, 1989 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, August 12, 1988 | NON-FINAL ACTION MAILED |
| Friday, August 5, 1988 | ASSIGNED TO EXAMINER |