US2653885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temporary protection of unvulcanized rubbery surfaces
Assignee: Goodrich Corp
•
Filing: 1950-12-04
•
Granted: 1953-09-29
•
Expires: 1970-12-04
Abstract
No abstract record available.
Inventors
- 👤 Thomas C Harper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:56
CPC Classifications
B; B29; B29C; B29C37/00; B29C37/0067; B29C37/0075; B29K; B29K2021/00; Y; Y10; Y10S; Y10S428/00; Y10S428/906; Y10T; Y10T428/00; Y10T428/14; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/28; Y10T428/2848; Y10T428/2852; Y10T428/2857; Y10T428/31504; Y10T428/31725; Y10T428/31739
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
IN COMBINATION WITH AN ARTICLE HAVING AN EXTERNAL SURFACE COMPRISING AN UNVULCANIZED VULCANIZABLE MILLED RUBBER, A RELATIVELY THIN, UNWOVEN, NON-FIBROUS, FLEXIBLE AND CONTINUOUS LAYER COMPRISING A SUPERPOLYAMIDE DISPOSED OVER SAID SURFACE IN FACE-TO-FACE CONTACT THEREWITH HELD IN PLACE BY THE SURFACE TACK OF SAID ARTICLE AND READILY STRIPPABLE THEREFROM.
Claim 2
Dependent Claim
49 words
IN COMBINATION WITH AN ARTICLE HAVING AN EXTERNAL SURFACE COMPRISING AN UNVULCANIZED VULCANIZABLE MILLED RUBBER, A RELATIVELY THIN, UNWOVEN, NON-FIBROUS, FLEXIBLE AND CONTINUOUS LAYER COMPRISING A SUPERPOLYAMIDE DISPOSED OVER SAID SURFACE IN FACE-TO-FACE CONTACT THEREWITH HELD IN PLACE BY THE SURFACE TACK OF SAID ARTICLE AND READILY STRIPPABLE THEREFROM.
References Cited (Backward Citations)
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US2419922A
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US2443486A
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US2449180A
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US2484810A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |