Patent FR522433A successfully refreshed from Google Patents.
Patent US3810801A successfully refreshed from Google Patents.
US3810801A
Expired / Lapsed
US
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Method for patching materials such as plastic
Assignee: Vinyltron Corp
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Filing: 1972-12-27
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Granted: 1974-05-14
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Expires: 1992-12-27
Abstract
Abstract A METHOD FOR PATCHING A DAMAGE IN PLASTIC AND LEATHERLIKE FABRICS EMPLOYS A SPECIAL BACKING MATERIAL FOR THE DAMAGED AREA, THE SPECIAL BACKING MATERIAL CAUSES THE PATCHING COMPOUND TO GEL IN THE PRESENCE OF AN EMBOSSING VINYL RELEASE PAPER COVERING THE PATCH WITHOUT THE USE OF HEAT.
Inventors
- 👤 L Speer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:35
CPC Classifications
D; D06; D06M; D06M23/00; D06M23/16; D06M23/18; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-05-13 | 1977-11-12 | 1978-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-05-13 | 1981-11-12 | 1982-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-05-13 | 1985-11-12 | 1986-05-14 | $7700.00 | Window Closed / Lapsed |