Patent US3175988A successfully refreshed from Google Patents.
US3175988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating of glass fiber fabrics
Assignee: United Merchants and Manuf Inc
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Filing: 1961-02-17
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Granted: 1965-03-30
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Expires: 1981-02-17
Abstract
No abstract record available.
Inventors
- 👤 Berns Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:07
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/465; C03C25/475; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2352; Y10T442/2402
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A METHOD OF COATING GLASS FIBER FABRICS, WHICH METHODS COMPRISES TREATING SAID FABRIC WITH AN AQUEOUS DISPERSION CONTAINING, PER 100 PARTS BY WEIGHT, FROM 5 TO 30 PARTS BY WEIGHT OF AN AQUEOUS EMULSIONOF AN ETHYL ACRYLATE-METHYL METHACRYLATE COPOLYMER, FROM 3 TO 20 PARTS BY WEIGHT OF POLYETHYLENE GLYCOL DI-2-ETHYLHEXOATE, FROM 0.2 TO 3 PARTS BY WEIGHT OF DI-BUTOXYETHYL PHTHALATE, FROM 1 TO 10 PARTS BY WEIGHT OF A POLYETHYLENE GLYCOL SOFTNER, THE BALANCE ESSENTIALLY WATER,AND DRYING THE FABRICS TO BOND THE COATING THEREON.
Claim 2
Independent Claim
84 words
A METHOD OF COATING GLASS FIBER FABRICS, WHICH METHODS COMPRISES TREATING SAID FABRIC WITH AN AQUEOUS DISPERSION CONTAINING, PER 100 PARTS BY WEIGHT, FROM 5 TO 30 PARTS BY WEIGHT OF AN AQUEOUS EMULSIONOF AN ETHYL ACRYLATE-METHYL METHACRYLATE COPOLYMER, FROM 3 TO 20 PARTS BY WEIGHT OF POLYETHYLENE GLYCOL DI-2-ETHYLHEXOATE, FROM 0.2 TO 3 PARTS BY WEIGHT OF DI-BUTOXYETHYL PHTHALATE, FROM 1 TO 10 PARTS BY WEIGHT OF A POLYETHYLENE GLYCOL SOFTNER, THE BALANCE ESSENTIALLY WATER,AND DRYING THE FABRICS TO BOND THE COATING THEREON.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |