Patent US2902460A successfully refreshed from Google Patents.
US2902460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat and light stable rigid thermoplastic polyvinyl halide compositions
Assignee: Goodrich Corp
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Filing: 1954-09-02
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Granted: 1959-09-01
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Expires: 1974-09-02
Abstract
No abstract record available.
Inventors
- 👤 Garland B Jennings
- 👤 Clarence E Parks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:20
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/18; C08K3/20; C08K3/22; C08L; C08L25/00; C08L25/02; C08L25/04; C08L25/08; C08L25/16; C08L25/18; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L33/00; C08L33/18; C08L33/20; C08L25/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A HEAT AND LIGHT RESISTANT THERMOPLASTIC RESINOUS COMPOSITION COMPRISING A HOMOGENEOUS MIXTURE OF 100 PARTS OF POLYVINYL CHLORIDE WITH HARD TOUGH INTERPOLYMERS OF A MONOOLEFINIC MIXTURE COMPRISING A MONOMER SELECTED FROM THE CLASS CONSISTING OF STYRENE AND SUBSTITUTED STYRENES CONTAINING, AS NUCLEAR-AND ALPHA-SUBSTITUENTS. HALO-K GEN ATOMS, ALKYL GROUPS, AN ALKOXY GROUPS AND A MONOMER COPOLYMERIZABLE THEREWITH SELECTED FROM THE CLASS CONSISTING OF ACRYLONITRILE, METHACRYLONITRILE, ETHACRYLONITRILE, CHLOROACRYLONITRILE AND ALKYL METHACRYLATES, SAID HARD TOUGH INTERPOLYMER CONTAINING NOT TO EXCEED 20 PERCENT BY WEIGHT OF OTHER POLYMERIZED MONOOLEFINIC MONOMERS, SAID COMPOSITIONS CONTAINING FROM 1 TO 40 WEIGHT PARTS OF HARD TOUGH INTERPOLYMER, AND FROM 2 TO 15 WEIGHT PARTS OF IRON OXIDE BASED ON THE WEIGHT OF THE POLYMERS.
Claim 2
Dependent Claim
116 words
A HEAT AND LIGHT RESISTANT THERMOPLASTIC RESINOUS COMPOSITION COMPRISING A HOMOGENEOUS MIXTURE OF 100 PARTS OF POLYVINYL CHLORIDE WITH HARD TOUGH INTERPOLYMERS OF A MONOOLEFINIC MIXTURE COMPRISING A MONOMER SELECTED FROM THE CLASS CONSISTING OF STYRENE AND SUBSTITUTED STYRENES CONTAINING, AS NUCLEAR-AND ALPHA-SUBSTITUENTS. HALO-K GEN ATOMS, ALKYL GROUPS, AN ALKOXY GROUPS AND A MONOMER COPOLYMERIZABLE THEREWITH SELECTED FROM THE CLASS CONSISTING OF ACRYLONITRILE, METHACRYLONITRILE, ETHACRYLONITRILE, CHLOROACRYLONITRILE AND ALKYL METHACRYLATES, SAID HARD TOUGH INTERPOLYMER CONTAINING NOT TO EXCEED 20 PERCENT BY WEIGHT OF OTHER POLYMERIZED MONOOLEFINIC MONOMERS, SAID COMPOSITIONS CONTAINING FROM 1 TO 40 WEIGHT PARTS OF HARD TOUGH INTERPOLYMER, AND FROM 2 TO 15 WEIGHT PARTS OF IRON OXIDE BASED ON THE WEIGHT OF THE POLYMERS.
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) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |