| Serial Number | 74647308 |
| Word Mark | KEYSTONE |
| Filing Date | Thursday, March 16, 1995 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Thursday, October 6, 2016 |
| Registration Number | 2007628 |
| Registration Date | Tuesday, October 15, 1996 |
| Mark Drawing | 1 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, July 23, 1996 |
| Goods and Services | manufacture of machine parts made from powders using the process of molding and sintering to the order and specification of others |
| Pseudo Mark | KEY STONE |
| International Class | 040 - Treatment of materials. |
| US Class Codes | 100, 103, 106 |
| Class Status Code | 6 - Active |
| Class Status Date | Tuesday, May 30, 1995 |
| Primary Code | 040 |
| First Use Anywhere Date | Monday, May 30, 1938 |
| First Use In Commerce Date | Thursday, June 30, 1938 |
| Party Name | KEYSTONE INVESTMENT CORPORATION |
| Party Type | 40 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | WILMINGTON, DE 19810 |
| Party Name | KEYSTONE CARBON COMPANY |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | St. Marys, PA 158570313 |
| Party Name | KEYSTONE CARBON COMPANY |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | St. Marys, PA 158570313 |
| Party Name | KEYSTONE CARBON COMPANY |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | St. Marys, PA 158570313 |
| Event Date | Event Description |
| Monday, February 12, 1996 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, July 20, 1995 | ASSIGNED TO EXAMINER |
| Monday, August 7, 1995 | NON-FINAL ACTION MAILED |
| Friday, June 21, 1996 | NOTICE OF PUBLICATION |
| Tuesday, July 23, 1996 | PUBLISHED FOR OPPOSITION |
| Tuesday, October 15, 1996 | REGISTERED-PRINCIPAL REGISTER |
| Thursday, October 17, 2002 | PAPER RECEIVED |
| Friday, June 16, 2006 | TEAS SECTION 8 & 9 RECEIVED |
| Friday, June 16, 2006 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Tuesday, June 27, 2006 | CASE FILE IN TICRS |
| Monday, September 11, 2006 | ASSIGNED TO PARALEGAL |
| Sunday, April 21, 1996 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Thursday, October 17, 2002 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Thursday, February 6, 2003 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Sunday, July 24, 2016 | TEAS SECTION 8 & 9 RECEIVED |
| Wednesday, October 15, 2025 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Thursday, October 6, 2016 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Monday, September 11, 2006 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Monday, September 11, 2006 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Thursday, October 6, 2016 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Thursday, October 6, 2016 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, October 6, 2016 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |