US3077462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Isocyanate-polyvinyl formal resin composition and coated wire
Assignee: Phelps Dodge Copper Products Corp
•
Filing: 1955-03-15
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Granted: 1963-02-12
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Expires: 1975-03-15
Abstract
No abstract record available.
Inventors
- 👤 Andrew F Fitzhugh
- 👤 Lavin Edward
- 👤 Robert N Crozier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:29
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/62; C08G18/6212; C08G18/70; C08G18/72; C08G18/80; C08G18/8061; C08G18/8064; C08G18/8067; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/31504; Y10T428/31551; Y10T428/31605; Y10T428/31678; Y10T428/31681
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A COATING COMPOSITION COMPRISING AN ORGANIC SOLVENT SOLUTION OF 100 PARTS BY WEIGHT OF A POLYVINYL ACETAL AND 18-400 PARTS BY WEIGHT OF A POLYURETHANE REPRESENTED BY THE GENERAL FORMULA
Claim 2
Dependent Claim
30 words
A COATING COMPOSITION COMPRISING AN ORGANIC SOLVENT SOLUTION OF 100 PARTS BY WEIGHT OF A POLYVINYL ACETAL AND 18-400 PARTS BY WEIGHT OF A POLYURETHANE REPRESENTED BY THE GENERAL FORMULA
References Cited (Backward Citations)
US2532011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |