US2883289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thin film rust prevention
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1956-05-17
•
Granted: 1959-04-21
•
Expires: 1976-05-17
Abstract
No abstract record available.
Inventors
- 👤 Michael J Furey
- 👤 Eric O Forster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:09
CPC Classifications
C; C09; C09D; C09D195/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A COATING COMPOSITION ADAPTED TO PREVENT RUSTING CONSISTING ESSENTIALLY OF A MAJOR PROPORTION OF A CUTBACK ASPHALT AND FROM ABOUT 0.1 TO 10.0 WT. PERCENT OF A ZIRCONIUM SALT OF AN ALIPHATIC MONOCARBOXYLIC ACID HAVING ABOUT 12 TO 24 CARBON ATOMS PER MOLECULE.
Claim 2
Dependent Claim
43 words
A COATING COMPOSITION ADAPTED TO PREVENT RUSTING CONSISTING ESSENTIALLY OF A MAJOR PROPORTION OF A CUTBACK ASPHALT AND FROM ABOUT 0.1 TO 10.0 WT. PERCENT OF A ZIRCONIUM SALT OF AN ALIPHATIC MONOCARBOXYLIC ACID HAVING ABOUT 12 TO 24 CARBON ATOMS PER MOLECULE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |