Patent US3351577A successfully refreshed from Google Patents.
US3351577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound record comprising vinyl halide resin, group ii metal tallate and hydrogen halide acceptor
Assignee: Union Carbide Corp
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Filing: 1966-01-28
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Granted: 1967-11-07
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Expires: 1986-01-28
Abstract
No abstract record available.
Inventors
- 👤 Krumm Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:37
CPC Classifications
C; C08; C08L; C08L27/00; C08L27/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A SOUND RECORD HAVING ITS PLAYING SURFACE FORMED FROM A COMPOSITION COMPRISING A VINYL HALIDE RESIN, A PRIMARY STABILIZER WHICH ACTS AS A HYDROGEN HALIDE ACCEPTOR AND IS A MATERIAL SELECTED FROM GROUP II METAL SALTS OF ACIDS HAVE A MAXIMUM OF 21 CARBON ATOMS, GROUP IV METAL SALTS OF ACIDS HAVING A MAXIMUM OF 21 CARBON ATOMS, GROUP II METAL SALTS OF INORGANIC ACIDS, GROUP IV METAL SALTS OF INORGANIC ACIDS, ALKALI METAL SALTS OF WEAK ACIDS, EPOXIDES, AND GROUP II METAL OXIDES, AND AS A SECONDARY STABILIZER A GROUP II METAL TALLATE, SAID STABILIZERS BEING PRESENT IN SAID COMPOSITION IN AN AMOUNT OF FROM ABOUT 0.15 PERCENT BY WEIGHT TO ABOUT 9 PERCENT BY WEIGHT, BASED ON THE WEIGHT OF SAID RESIN AND WHEREIN SAID SECONDARY STABILIZER IS PRESENT IN AN AMOUNT OF FROM ABOUT 10 PERCENT BY WEIGHT TO ABOUT 50 PERCNET BY WEIGHT, BASED ON THE WEIGHT OF SAID STABILIZERS IN SAID COMPOSITION.
Claim 2
Dependent Claim
157 words
A SOUND RECORD HAVING ITS PLAYING SURFACE FORMED FROM A COMPOSITION COMPRISING A VINYL HALIDE RESIN, A PRIMARY STABILIZER WHICH ACTS AS A HYDROGEN HALIDE ACCEPTOR AND IS A MATERIAL SELECTED FROM GROUP II METAL SALTS OF ACIDS HAVE A MAXIMUM OF 21 CARBON ATOMS, GROUP IV METAL SALTS OF ACIDS HAVING A MAXIMUM OF 21 CARBON ATOMS, GROUP II METAL SALTS OF INORGANIC ACIDS, GROUP IV METAL SALTS OF INORGANIC ACIDS, ALKALI METAL SALTS OF WEAK ACIDS, EPOXIDES, AND GROUP II METAL OXIDES, AND AS A SECONDARY STABILIZER A GROUP II METAL TALLATE, SAID STABILIZERS BEING PRESENT IN SAID COMPOSITION IN AN AMOUNT OF FROM ABOUT 0.15 PERCENT BY WEIGHT TO ABOUT 9 PERCENT BY WEIGHT, BASED ON THE WEIGHT OF SAID RESIN AND WHEREIN SAID SECONDARY STABILIZER IS PRESENT IN AN AMOUNT OF FROM ABOUT 10 PERCENT BY WEIGHT TO ABOUT 50 PERCNET BY WEIGHT, BASED ON THE WEIGHT OF SAID STABILIZERS IN SAID COMPOSITION.
References Cited (Backward Citations)
US1932889A
Cited
US2590059A
Cited
US2564646A
Cited
US2605244A
Cited
US2868745A
Cited
US3132866A
Cited
US3280063A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |