US2849419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oriented filaments of graft copolymer of polyacrylate polymerized on vinylidene chloride resin
Assignee: Bridgestone Firestone Inc
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Filing: 1954-04-15
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Granted: 1958-08-26
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Expires: 1974-04-15
Abstract
No abstract record available.
Inventors
- 👤 Robert A Hayes
- 👤 Francis A Bozzacco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:14
CPC Classifications
C; C08; C08F; C08F259/00; C08F259/02; C08F259/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
AN ORIENTED FLAMENT COMPOSED OF GRAFT COPOLYMER, WHICH GRAFT COPOLYMER IS COMPOSED OF 50 TO 90 PARTS OF POLYMERIXC VINYLIDENE CHLORIDE RESIN OF AT LEAST 85 PARTS OF VINYLIDENE CHLORIDE AND UP TO 15 PARTS OF MONOETHYLENICALLY UNSATURATED MONOMER COPOLYMERIZED THEREWITH, AND 50 TO 10 PARTS OF A POLYACRYLATE POLYMERIZED ON TO THE GRAFT COPOLYMER, SAID POLYACRYLATE BEING A POLYESTER OF A SATURATED MONOHYDRIC ALKYL ALCOHOL CONTAINING 1 TO 10 CARBON ATOMS IN THE ALKYL GROUP.
Claim 2
Dependent Claim
76 words
AN ORIENTED FLAMENT COMPOSED OF GRAFT COPOLYMER, WHICH GRAFT COPOLYMER IS COMPOSED OF 50 TO 90 PARTS OF POLYMERIXC VINYLIDENE CHLORIDE RESIN OF AT LEAST 85 PARTS OF VINYLIDENE CHLORIDE AND UP TO 15 PARTS OF MONOETHYLENICALLY UNSATURATED MONOMER COPOLYMERIZED THEREWITH, AND 50 TO 10 PARTS OF A POLYACRYLATE POLYMERIZED ON TO THE GRAFT COPOLYMER, SAID POLYACRYLATE BEING A POLYESTER OF A SATURATED MONOHYDRIC ALKYL ALCOHOL CONTAINING 1 TO 10 CARBON ATOMS IN THE ALKYL GROUP.
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) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |