Patent US3030249A successfully refreshed from Google Patents.
US3030249A
Expired / Lapsed
US
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Polyurethane coated articles
Assignee: Goodrich Corp
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Filing: 1958-03-17
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Granted: 1962-04-17
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Expires: 1978-03-17
Abstract
No abstract record available.
Inventors
- 👤 Charles S Schollenberger
- 👤 John F Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:07
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249982; Y10T428/249987; Y10T428/24999; Y10T428/31504; Y10T428/31551; Y10T428/31558; Y10T428/31569; Y10T428/31573; Y10T428/31591; Y10T428/31598; Y10T428/31601; Y10T428/31605; Y10T428/31678
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A COMPOSITE STRUCTURE COMPRISING A LAYER OF A SOLVENT SOLUBLE POLYURETHANE CONTAINING SUBSTANTIALLY NO REACTIVE ISOCYANATE GROUPS AND BEING SELECTED FROM THE GROUP CONSISTING OF POLYESTERURETHANES, POLYETHERURETHANES AND POLYESTERAMIDEURETHANES ADHERED TO A DISSIMAR SURFACE SELECTED FROM THE GROUP CONSISTING OF RUBBER, LEATHER, WOOD, METAL, CERAMIC AND GLASS WITH AN INTERCALATED LAYER OF A PARTIAL ESTER OF POLYACRYLIC ACID ANHYDRIDE.
Claim 2
Dependent Claim
59 words
A COMPOSITE STRUCTURE COMPRISING A LAYER OF A SOLVENT SOLUBLE POLYURETHANE CONTAINING SUBSTANTIALLY NO REACTIVE ISOCYANATE GROUPS AND BEING SELECTED FROM THE GROUP CONSISTING OF POLYESTERURETHANES, POLYETHERURETHANES AND POLYESTERAMIDEURETHANES ADHERED TO A DISSIMAR SURFACE SELECTED FROM THE GROUP CONSISTING OF RUBBER, LEATHER, WOOD, METAL, CERAMIC AND GLASS WITH AN INTERCALATED LAYER OF A PARTIAL ESTER OF POLYACRYLIC ACID ANHYDRIDE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |