| Serial Number | 73436133 |
| Word Mark | RIKEN |
| Filing Date | Monday, July 25, 1983 |
| Status | 710 - CANCELLED - SECTION 8 |
| Status Date | Friday, July 4, 2025 |
| Registration Number | 1309685 |
| Registration Date | Tuesday, December 18, 1984 |
| Mark Drawing | 3 - Illustration: Drawing or design which also includes word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, October 9, 1984 |
| Goods and Services | [ Pistons, ] Piston Rings, [ Cylinder Liners and Valve Seats ] for Marine Vehicles |
| International Class | 007 - Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs. |
| US Class Codes | 013, 019, 021, 023, 031, 034, 035 |
| Class Status Code | 2 - Sec. 8 - Entire Registration |
| Class Status Date | Friday, July 4, 2025 |
| Primary Code | 007 |
| First Use Anywhere Date | Sunday, March 31, 1963 |
| First Use In Commerce Date | Sunday, March 31, 1963 |
| Party Name | Kabushiki Kaisha Riken |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Chiyoda-ku, Tokyo JP |
| Party Name | Kabushiki Kaisha Riken |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Chiyoda-ku, Tokyo JP |
| Party Name | Kabushiki Kaisha Riken |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Chiyoda-ku, Tokyo JP |
| Event Date | Event Description |
| Tuesday, October 9, 1984 | PUBLISHED FOR OPPOSITION |
| Wednesday, February 15, 1984 | NON-FINAL ACTION MAILED |
| Tuesday, June 26, 1984 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, August 8, 1984 | NOTICE OF PUBLICATION |
| Tuesday, December 18, 1984 | REGISTERED-PRINCIPAL REGISTER |
| Wednesday, December 15, 2004 | PAPER RECEIVED |
| Wednesday, December 15, 2004 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Thursday, February 3, 2005 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, February 3, 2005 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Thursday, October 9, 2014 | TEAS SECTION 8 & 9 RECEIVED |
| Wednesday, October 22, 2014 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Tuesday, December 18, 1990 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, April 9, 1991 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Tuesday, May 27, 2008 | CASE FILE IN TICRS |
| Wednesday, October 22, 2014 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Wednesday, October 22, 2014 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Monday, December 18, 2023 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Friday, July 4, 2025 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Thursday, October 23, 2014 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |