US3429945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition and method of coating with a mixture of styrene-allyl alcohol copolymer,epoxy resin and phosphoric acid
Assignee: Lubrizol Corp
•
Filing: 1965-10-18
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Granted: 1969-02-25
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Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 John W Forsberg
- 👤 Richard W Jahnke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:33
CPC Classifications
C; C09; C09D; C09D163/00; C08; C08G; C08G59/00; C08G59/14; C08G59/1405; C08G59/1422; C09D129/00; C09D129/02; C09D129/06; C09D129/08; C09D5/00; C09D5/08; C09D5/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3133838A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |