US2887366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resurfacing of fiber-reinforced resinous articles
Assignee: EIDP Inc
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Filing: 1955-06-06
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Granted: 1959-05-19
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Expires: 1975-06-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Paul E Oberdorfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:30
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/04; B29C70/06; B29C70/10; B29C70/12; B29K; B29K2105/00; B29K2105/06; B29K2105/12; B29K2105/128
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
PROCESS COMPRISING ABRADING THE SURFACE OF AN ARTICLE COMPOSED OF RESINOUS BINDER AND CIBROUS FILLER, THEREBY LEAVING A FUZZ OF NON-BRITTLE COMPONENT FIBERS ON THE SURFACE OF THE ARTICLE, APPLYING TO ATHE ARRICLE A SUBSTANCE THAT IS A SOLVENT FOR THE FIBER BUT A NON-SOLVENT FOR THE REINFORCED RESIN, WHEREBY THE FUZZ DISAPPEARS THEREIS UNPROTECTED BY THE RESIN WITH A STRONG ACID.
Claim 2
Dependent Claim
62 words
PROCESS COMPRISING ABRADING THE SURFACE OF AN ARTICLE COMPOSED OF RESINOUS BINDER AND CIBROUS FILLER, THEREBY LEAVING A FUZZ OF NON-BRITTLE COMPONENT FIBERS ON THE SURFACE OF THE ARTICLE, APPLYING TO ATHE ARRICLE A SUBSTANCE THAT IS A SOLVENT FOR THE FIBER BUT A NON-SOLVENT FOR THE REINFORCED RESIN, WHEREBY THE FUZZ DISAPPEARS THEREIS UNPROTECTED BY THE RESIN WITH A STRONG ACID.
References Cited (Backward Citations)
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Cited
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US2002083A
Cited
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Cited
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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) | 1962-05-18 | 1962-11-17 | 1963-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-18 | 1966-11-17 | 1967-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-18 | 1970-11-17 | 1971-05-19 | $7700.00 | Window Closed / Lapsed |