US3068189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition comprising a polyvinyl acetal, a phenol-aldehyde resin, a melamine-aldehyde resin adn a polyurethane, process for preparing same, and electrical conductor coa
Assignee: Phelps Dodge Copper Products Corp
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Filing: 1959-06-29
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Granted: 1962-12-11
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Expires: 1979-06-29
Abstract
No abstract record available.
Inventors
- 👤 Lavin Edward
- 👤 Albert H Markhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:36
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/17; H01B7/29; C; C08; C08L; C08L29/00; C08L29/14; C09; C09D; C09D175/00; C09D175/04; H01B3/00; H01B3/18; H01B3/30; H01B3/302; H01B3/44; H01B3/446; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A COATING COMPOSITION COMPRISING AN ORGANIC LIQUID SOLUTION OF 100 PARTS OF A POLYVINYL ACETAL, 1-30 PARTS OF A PHENOL ALDEHYDE RESIN, 0.5-20 PARTS OF A MELAMINEALDEHYDE CONDENSATE RESIN AND 20-200 PARTS OF A POLYURETHANE, SAID POLYURETHANE CONSISTING OF THE BLOCK ADDUCT OF AN ORGANIC POLYISOCYANATE WITH A REACTIVE HYDROGEN CONTAINING COMPOUND WHICH REVERTS TO THE POLYISOCYANATE AT ABOUT 150*C. AND ABOVE.
Claim 2
Dependent Claim
62 words
A COATING COMPOSITION COMPRISING AN ORGANIC LIQUID SOLUTION OF 100 PARTS OF A POLYVINYL ACETAL, 1-30 PARTS OF A PHENOL ALDEHYDE RESIN, 0.5-20 PARTS OF A MELAMINEALDEHYDE CONDENSATE RESIN AND 20-200 PARTS OF A POLYURETHANE, SAID POLYURETHANE CONSISTING OF THE BLOCK ADDUCT OF AN ORGANIC POLYISOCYANATE WITH A REACTIVE HYDROGEN CONTAINING COMPOUND WHICH REVERTS TO THE POLYISOCYANATE AT ABOUT 150*C. AND ABOVE.
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) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |