US3322548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stop-leak composition for automobile cooling systems and the like
Assignee: Tri-X Corp
•
Filing: 1965-10-20
•
Granted: 1967-05-30
•
Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Tull C Lasswell
- 👤 John L Monier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:44
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A STOP-LEAK COMPOSITION FOR THE COOLING SYSTEM OF AN INTERNAL COMBUSTION ENGINE CONSISTING ESSENTIALLY OF GINGER RHIZOME FLOUR, GROUND NUT SHELLS AND BORIC ACID POWDER.
Claim 2
Dependent Claim
25 words
A STOP-LEAK COMPOSITION FOR THE COOLING SYSTEM OF AN INTERNAL COMBUSTION ENGINE CONSISTING ESSENTIALLY OF GINGER RHIZOME FLOUR, GROUND NUT SHELLS AND BORIC ACID POWDER.
References Cited (Backward Citations)
US2580719A
Cited
US2712533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |