| Serial Number | 73515150 |
| Word Mark | DURAHEAT |
| Filing Date | Monday, December 24, 1984 |
| Status | 710 - CANCELLED - SECTION 8 |
| Status Date | Saturday, April 8, 2006 |
| Registration Number | 1345669 |
| Registration Date | Tuesday, July 2, 1985 |
| Mark Drawing | 5S07 - Drawing with word(s) / letter(s) / number(s) in Stylized form |
| Published for Opposition Date | Tuesday, April 23, 1985 |
| Disclaimer with Predetermined Text | "HEAT" |
| Goods and Services | STEAM TRAPS FOR USE IN THE HEATING, VENTILATING AND AIR CONDITIONING INDUSTRIES |
| 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 | 023, 034 |
| Class Status Code | 2 - Sec. 8 - Entire Registration |
| Class Status Date | Saturday, April 8, 2006 |
| Primary Code | 007 |
| First Use Anywhere Date | Friday, September 14, 1984 |
| First Use In Commerce Date | Friday, September 14, 1984 |
| Party Name | Keystone International Holdings Corp. |
| Party Type | 40 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | Houston, TX 77240 |
| Party Name | YWHC, INC. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | WILMINGTON, DE 19803 |
| Party Name | YWHC, INC. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | WILMINGTON, DE 19803 |
| Party Name | YWHC, INC. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | WILMINGTON, DE 19803 |
| Event Date | Event Description |
| Saturday, April 8, 2006 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Tuesday, March 7, 2006 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Friday, September 23, 2005 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, May 19, 2005 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, January 30, 1991 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Tuesday, October 23, 1990 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, July 2, 1985 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, April 23, 1985 | PUBLISHED FOR OPPOSITION |
| Friday, March 22, 1985 | NOTICE OF PUBLICATION |
| Wednesday, March 6, 1985 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Monday, March 4, 1985 | EXAMINER'S AMENDMENT MAILED |
| Saturday, February 16, 1985 | ASSIGNED TO EXAMINER |