US2764505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating silicone rubber article and product resulting therefrom
Assignee: Connecticut Hard Rubber Co
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Filing: 1954-07-27
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Granted: 1956-09-25
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Expires: 1974-07-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick L Kilbourne
- 👤 Thomas S Moroney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:44
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/052; C08J2383/00; C08J2383/04; C08J2427/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
THE METHOD OF COATING SILICONE RUBBER ARTICLES WHICH COMPRISES COATING THE ARTICLES WITH A LAYER OF POLYTETRAFLUOROETHYLENE RESIN, RAPIDLY HEATING THE ARTICLES TO APPROXIMATELY THE FUSION POINT OF THE POLYTETRAFLUOROETHYLENE RESIN, AND IMMEDIATELY COOLING THE ARTICLES.
Claim 2
Independent Claim
36 words
THE METHOD OF COATING SILICONE RUBBER ARTICLES WHICH COMPRISES COATING THE ARTICLES WITH A LAYER OF POLYTETRAFLUOROETHYLENE RESIN, RAPIDLY HEATING THE ARTICLES TO APPROXIMATELY THE FUSION POINT OF THE POLYTETRAFLUOROETHYLENE RESIN, AND IMMEDIATELY COOLING THE ARTICLES.
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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) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |