US3063883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced resin laminates
Assignee: Union Carbide Corp
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Filing: 1961-03-30
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Granted: 1962-11-13
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Expires: 1981-03-30
Abstract
No abstract record available.
Inventors
- 👤 Richard S Brissette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:59
CPC Classifications
D; D21; D21H; D21H13/00; D21H13/36; D21H13/38; D21H13/40; B; B29; B29C; B29C70/00; B29C70/003; B29K; B29K2309/00; B29K2309/08; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/268; Y10T428/29; Y10T428/2904; Y10T428/31504; Y10T428/31511; Y10T442/00; Y10T442/60; Y10T442/69; Y10T442/692
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A PREFORM MAT SUITABLE FOR USE IN THE PRODUCTION OF REINFORCED RESIN LAMINATES COMPRISING AN INTERMESH OF GLASS FIBERS WITH SUBSTANTIALLY UNORIENTED SYNTHETIC FIBERS PRODUCED FROM A ACRYLONITRILE-VINYL CHLORIDE COPOLYMER CONTAINING ABOUT 40 PERCENT ACRYLONITRILE AND ABOUT 60 PERCENT VINYL CHLORIDE POLYMERIZED THEREIN AND HAVING A FINENESS OF LESS THAN AOUT 10 DENIER, WHEREIN SAID SYNTHETIC FIBERS ARE RADOMLY BONDED TO ONE ANOTHER AT THEIR SITES OF INTERSECTION WHILE BEING ESSENTIALLY FREE FROM BONDING WITH SAID GLASS FIBERS AND WHEREIN SAID SYNTHETIC FIBERS ARE PRESENT IN A WEIGHT PROPORTION OF FROM ABOUT 2 TO ABOUT 50 PERCENT BASED UPON THE WEIGHT OF SAID GLASS FIBERS.
Claim 2
Dependent Claim
105 words
A PREFORM MAT SUITABLE FOR USE IN THE PRODUCTION OF REINFORCED RESIN LAMINATES COMPRISING AN INTERMESH OF GLASS FIBERS WITH SUBSTANTIALLY UNORIENTED SYNTHETIC FIBERS PRODUCED FROM A ACRYLONITRILE-VINYL CHLORIDE COPOLYMER CONTAINING ABOUT 40 PERCENT ACRYLONITRILE AND ABOUT 60 PERCENT VINYL CHLORIDE POLYMERIZED THEREIN AND HAVING A FINENESS OF LESS THAN AOUT 10 DENIER, WHEREIN SAID SYNTHETIC FIBERS ARE RADOMLY BONDED TO ONE ANOTHER AT THEIR SITES OF INTERSECTION WHILE BEING ESSENTIALLY FREE FROM BONDING WITH SAID GLASS FIBERS AND WHEREIN SAID SYNTHETIC FIBERS ARE PRESENT IN A WEIGHT PROPORTION OF FROM ABOUT 2 TO ABOUT 50 PERCENT BASED UPON THE WEIGHT OF SAID GLASS FIBERS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |