US2499724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite structure and method of producing same
Assignee: Goodrich Corp
•
Filing: 1944-05-17
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Granted: 1950-03-07
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Expires: 1964-05-17
Abstract
No abstract record available.
Inventors
- 👤 Compton Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:15
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/693; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249924; Y10T428/249933; Y10T428/31504; Y10T428/31826; Y10T428/3183; Y10T428/31833; Y10T428/31855; Y10T428/3188; Y10T428/31884; Y10T428/31888; Y10T428/31909; Y10T428/31924; Y10T442/00; Y10T442/20; Y10T442/2738
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
105 words
THE METHOD OF PRODUCING A COMPOSITE STRUCTURE WHICH COMPRISES TREATING A FIBROUS MATERIAL WITH AN AQUEOUS DISPERSION CONTAINING A RUBBERY HYDROCARBON POLYMER SELECTED FROM THE CLASS CONSISTING OF NATURAL RUBBER AND RUBBERY COPOLYMER OF BUTADIENE-1,3 AND STYRENE, AN OIL-RESISTING RUBBERY COPOLYMER OF A BUTADIENE-1,3 WITH AN ACRYLIC NITRILE, AND AN ADHESION PROMOTING ADDITIVE, DRYING THE SO-TREATED FIBROUS MATERIAL, INTERPOSING THE FIBROUS MATERIAL BETWEEN A LAYER OF VULCANIZABLE RUBBERY HYDROCARBON POLYMER SELECTED FROM THE CLASS CONSISTING OF NATURAL RUBBER AND RUBBERY COPOLYMER OF BUTADIENE-1,3 AND STYRENE AND A LAYER OF VULCANIZABLE OIL-RESISTING RUBBERY COPOLYMER OF A BUTADIENE-1,3 AND AN ACRYLIC NITRILE, AND THEREAFTER VULCANIZING THE ASSEMBLY.
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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) | 1953-03-06 | 1953-09-05 | 1954-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-06 | 1957-09-05 | 1958-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-06 | 1961-09-05 | 1962-03-07 | $7700.00 | Window Closed / Lapsed |