US2684351A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition of matter comprising polyvinyl acetal resin, butadieneacrylonitrile rubbery copolymer, thermosetting normally liquid phenolic resin, and thermosetting normally solid phenolic resin
Assignee: Uniroyal Inc
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Filing: 1953-04-15
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Granted: 1954-07-20
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Expires: 1973-04-15
Abstract
No abstract record available.
Inventors
- 👤 George M Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:57
CPC Classifications
C; C08; C08L; C08L9/00; C08L9/02; C08L29/00; C08L29/14; C08L61/00; C08L61/04; C08L61/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A POLYVINYL ACETAL RESIN, A BUTADIENEACRYLONITRILE RUBBERY COPOLYMER, A NORMALLY LIQUID THERMOSETTING PHENOL-ALDEHYDE RESIN, AND A NORMALLY SOLID THERMOSETTING PHENOL-ALDEHYDE RESIN, SAID POLYVINYL ACETAL RESIN AND SAID RUBBERY COPOLYMER BEING PRESENT IN RELATIVE PROPORTIONS OF FROM 95 TO 70% OF SAID POLYVINYL ACETAL RESIN AND CORRESPONDINGLY FROM 5 TO 30% OF SAID RUBBERY COPOLYMER, SAID PERCENTAGES BEING BY WEIGHT BASED ON THE SUM OF SAID POLYVINYL ACETAL RESIN AND SAID RUBBERY COPOLYMER, THE AMOUNT OF EACH OF SAID LIQUID AND SAID SOLID PHENOL-ALDEHYDE RESINS RANGING FROM 15 TO 25 PARTS PER 100 PARTS OF SAID POLYVINYL ACETAL RESIN AND SAID RUBBERY COPOLYMER, SAID COMPOSITION RANGING IN CONSISTENCY FROM A PASTE TO A SOLID AND BEING FREE FROM VOLATILE ORGANIC SOLVENT.
Claim 2
Dependent Claim
127 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A POLYVINYL ACETAL RESIN, A BUTADIENEACRYLONITRILE RUBBERY COPOLYMER, A NORMALLY LIQUID THERMOSETTING PHENOL-ALDEHYDE RESIN, AND A NORMALLY SOLID THERMOSETTING PHENOL-ALDEHYDE RESIN, SAID POLYVINYL ACETAL RESIN AND SAID RUBBERY COPOLYMER BEING PRESENT IN RELATIVE PROPORTIONS OF FROM 95 TO 70% OF SAID POLYVINYL ACETAL RESIN AND CORRESPONDINGLY FROM 5 TO 30% OF SAID RUBBERY COPOLYMER, SAID PERCENTAGES BEING BY WEIGHT BASED ON THE SUM OF SAID POLYVINYL ACETAL RESIN AND SAID RUBBERY COPOLYMER, THE AMOUNT OF EACH OF SAID LIQUID AND SAID SOLID PHENOL-ALDEHYDE RESINS RANGING FROM 15 TO 25 PARTS PER 100 PARTS OF SAID POLYVINYL ACETAL RESIN AND SAID RUBBERY COPOLYMER, SAID COMPOSITION RANGING IN CONSISTENCY FROM A PASTE TO A SOLID AND BEING FREE FROM VOLATILE ORGANIC SOLVENT.
References Cited (Backward Citations)
US2376854A
Cited
GB616336A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-19 | 1958-01-18 | 1958-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-19 | 1962-01-18 | 1962-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-19 | 1966-01-18 | 1966-07-20 | $7700.00 | Window Closed / Lapsed |