US2629666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rust preventative composition
Assignee: Standard Oil Development Co
•
Filing: 1951-05-18
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Granted: 1953-02-24
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Expires: 1971-05-18
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Morway
- 👤 David W Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:26
CPC Classifications
C; C09; C09D; C09D195/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
A RUST PRVENTATIVE COMPOSITION CONSISTING ESSENTIALLY OF AN ASPHALT WHICH HAS BEEN THICKENED TO A GREASE-LIKE STRUCTURE WITH 0.5% TO 6.0% BY WEIGHT OF A MATERIAL HAVING THE FORMULA:
Claim 2
Dependent Claim
29 words
A RUST PRVENTATIVE COMPOSITION CONSISTING ESSENTIALLY OF AN ASPHALT WHICH HAS BEEN THICKENED TO A GREASE-LIKE STRUCTURE WITH 0.5% TO 6.0% BY WEIGHT OF A MATERIAL HAVING THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-24 | 1956-08-25 | 1957-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-24 | 1960-08-25 | 1961-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-24 | 1964-08-25 | 1965-02-24 | $7700.00 | Window Closed / Lapsed |