| Serial Number | 73242557 |
| Word Mark | HEAT SLEUTH |
| Filing Date | Wednesday, December 12, 1979 |
| Status | 710 - CANCELLED - SECTION 8 |
| Status Date | Saturday, July 20, 2002 |
| Registration Number | 1163546 |
| Registration Date | Tuesday, August 4, 1981 |
| Mark Drawing | 3S15 - Illustration: Drawing or design which also includes word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, May 12, 1981 |
| Disclaimer | Applicant disclaims registration rights to the word "Heat" apart from the mark as shown, without waiving any of its common law rights therein. |
| Goods and Services | Temperature Difference Meter |
| Lining/Stippling Statement | The lining feature within the mark constitutes an inherent feature of the overall mark. |
| International Class | 009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus. |
| US Class Codes | 026 |
| Class Status Code | 2 - Sec. 8 - Entire Registration |
| Class Status Date | Saturday, July 20, 2002 |
| Primary Code | 009 |
| First Use Anywhere Date | Monday, October 31, 1977 |
| First Use In Commerce Date | Monday, October 31, 1977 |
| Party Name | Enertron Corporation |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Waltham, MA 02154 |
| Party Name | Enertron Corporation |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Waltham, MA 02154 |
| Party Name | Enertron Corporation |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Waltham, MA 02154 |
| Event Date | Event Description |
| Saturday, July 20, 2002 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Tuesday, August 4, 1981 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, May 12, 1981 | PUBLISHED FOR OPPOSITION |