Patent US3078243A successfully refreshed from Google Patents.
US3078243A
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Aqueous spinning dispersion of acrylonitrile polymer containing nitrile solvent
Assignee: Rohm and Haas Co
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Filing: 1957-12-27
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Granted: 1963-02-19
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Expires: 1977-12-27
Abstract
No abstract record available.
Inventors
- 👤 Bibolet Aubert Holmes
- 👤 George L Brown
- 👤 Jr George A Richter
- 👤 Robert P Fellmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:20
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/02; C08J3/09; C08J3/091; C08J3/096; C08J2333/00; C08J2333/18; C08J2333/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A COMPOSITION ADAPTED TO BE FORMED INTO FIBERS, FILMS, AND THE LIKE COMPRISING AN AQUEOUS COPOLYMER DISPERSION CONTAINING ABOUT 35 TO 80% BY WEIGHT OF WATER, ABOUT 20% TO 65% BY WEIGHT RESPECTIVELY OF DISPERSED PARTICLES OF A WATER-INSOLUBLE EMULSION COPOLYMER OF A MIXTURE OF AT LEAST 50% BY WEIGHT, BASED ON THE TOTAL WEIGHT OF THE MONOMERS, OF AT LEAST ONE MONOMER OF THE FORMULA
Claim 2
Dependent Claim
66 words
A COMPOSITION ADAPTED TO BE FORMED INTO FIBERS, FILMS, AND THE LIKE COMPRISING AN AQUEOUS COPOLYMER DISPERSION CONTAINING ABOUT 35 TO 80% BY WEIGHT OF WATER, ABOUT 20% TO 65% BY WEIGHT RESPECTIVELY OF DISPERSED PARTICLES OF A WATER-INSOLUBLE EMULSION COPOLYMER OF A MIXTURE OF AT LEAST 50% BY WEIGHT, BASED ON THE TOTAL WEIGHT OF THE MONOMERS, OF AT LEAST ONE MONOMER OF THE FORMULA
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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) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |