US2613152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phonograph record
Assignee: Standard Oil Co
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Filing: 1948-06-30
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Granted: 1952-10-07
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Expires: 1968-06-30
Abstract
No abstract record available.
Inventors
- 👤 Philip C Doyle
- 👤 Kenneth H Rudd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:44
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/68; G11B3/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A PHONOGRAPH RECORD IN WHICH THE BINDER COMPRISES FROM 5 TO 50 PARTS BY WEIGHT OF OXIDIZED WAX TAILINGS HAVING A SOFTENING POINT OF AT LEAST ABOUT 210* F. AND FROM 50 TO 95 PARTS BY WEIGHT OF A RESIN SELECTED FROM THE GROUP CONSISTING OF SHELLAC, COPAL RESIN AND A GASOLINE-INSOLUBLE RESIN OBTAINED BY EXTRACTING PINE WOOD WITH A COAL TAR HYDROCARBON SOLVENT, PRECIPITATING THE GASOLINEINSOLUBLE FRACTION BY ADDITION OF A SATURATED PARAFFINIC HYDROCARBON AND SEPARATING THE PRECIPITATED RESIN BY FILITRATION.
Claim 2
Dependent Claim
82 words
A PHONOGRAPH RECORD IN WHICH THE BINDER COMPRISES FROM 5 TO 50 PARTS BY WEIGHT OF OXIDIZED WAX TAILINGS HAVING A SOFTENING POINT OF AT LEAST ABOUT 210* F. AND FROM 50 TO 95 PARTS BY WEIGHT OF A RESIN SELECTED FROM THE GROUP CONSISTING OF SHELLAC, COPAL RESIN AND A GASOLINE-INSOLUBLE RESIN OBTAINED BY EXTRACTING PINE WOOD WITH A COAL TAR HYDROCARBON SOLVENT, PRECIPITATING THE GASOLINEINSOLUBLE FRACTION BY ADDITION OF A SATURATED PARAFFINIC HYDROCARBON AND SEPARATING THE PRECIPITATED RESIN BY FILITRATION.
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) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |