US3565843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organic rust inhibiting composition
Assignee: Individual
•
Filing: 1967-12-20
•
Granted: 1971-02-23
•
Expires: 1987-12-20
Abstract
Abstract A COMPOSITION COMPRISING (1) A GELLED OVERBASED ALKALINE EARTH METAL SULFONATE, (2) A COATING MATERIAL COMPRISING A PETROLEUM RESIN OR A PETROLEUM RESIN, WAX, ETHYLENE-VINYL ACETATE COPOYMER COMBINATION AND (3) A HYDROCARBON SOLVENT WHEN APPLIED TO METAL SURFACES IMPARTS TO SUCH SURFACES UNUSUALLY HIGH PROTECTION AGAINST. RUST.
Inventors
- 👤 Rudolph Kassinger
- 👤 Edward L Kayle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:00
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/08; C09D123/00; C09D123/02; C09D123/04; C09D123/08
Claims Analysis
Total Claims: 0
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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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |