Patent US2766142A successfully refreshed from Google Patents.
US2766142A
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Coated glass strands and process of preparing the same
Assignee: Wyeth Holdings LLC
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Filing: 1952-05-03
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Granted: 1956-10-09
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Expires: 1972-05-03
Abstract
No abstract record available.
Inventors
- 👤 Walter M Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:55
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C08; C08F; C08F283/00; C08F283/12; C08L; C08L67/00; C08L67/06; B; B29; B29K; B29K2309/00; B29K2309/08; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2938; Y10T428/31504; Y10T428/31551; Y10T428/31645; Y10T428/31649
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A PROCESS COMPRISING COATING GLASS FIBROUS STRANDS WITH (1) A MEMBER SELECTED FROM THE GROUP CONSISTING OF A GLYCIDYL ACRYLATE AND A GLYCIDYL METHACRYLATE AND (2) A POLYMERIZABLE UNSATURATED POLYESTER RESIN PREPARED BY REACTING A SATURATED ALIPHATIC POLYHYDRIC ALCOHOL AND AN ALPHA, BETA UNSATURATED POLYCARBOXYLIC ACID, THEREAFTER COPOLYMERIZING THE RECITED COMPONENTS OF THE COATING ON THE STRANDS.
Claim 2
Dependent Claim
57 words
A PROCESS COMPRISING COATING GLASS FIBROUS STRANDS WITH (1) A MEMBER SELECTED FROM THE GROUP CONSISTING OF A GLYCIDYL ACRYLATE AND A GLYCIDYL METHACRYLATE AND (2) A POLYMERIZABLE UNSATURATED POLYESTER RESIN PREPARED BY REACTING A SATURATED ALIPHATIC POLYHYDRIC ALCOHOL AND AN ALPHA, BETA UNSATURATED POLYCARBOXYLIC ACID, THEREAFTER COPOLYMERIZING THE RECITED COMPONENTS OF THE COATING ON THE STRANDS.
References Cited (Backward Citations)
US2123152A
Cited
US2298295A
Cited
US2278207A
Cited
US2403872A
Cited
US2580901A
Cited
US2631960A
Cited
US2606175A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |