US2638475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spray cooled product and process
Assignee: Colgate Palmolive Co
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Filing: 1948-10-06
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Granted: 1953-05-12
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Expires: 1968-10-06
Abstract
No abstract record available.
Inventors
- 👤 Ross John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:05
CPC Classifications
A; A61; A61Q; A61Q19/00; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/37; A61K8/375; A61K9/00; A61K9/14; A61K9/16; A61K9/1605; A61K9/1617
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A SPRAY-COOLED ORGANIC COMPOSITION COMPRISING SOLID PELLETS MADE UP ESSENTIALLY OF A NORMALLY SOLID PARTIAL ESTER OF A FATTY ACID AND AN ALIPHATIC POLYHYDROXY ALCOHOL AND CONTAINING A MINOR PROPORTIONATE AMOUNT OF A STABILIZER CONSISTING OF AN HYDROXY AROMATIC DERIVATIVE COMPOUND HAVING A SINGLE BENZENE NUCLEUS AND AN ALKYL RADICAL HAVING UP TO 5 CARBON ATOMS, SAID STABILIZER AMOUNTING TO 0.01 TO 5% BY WEIGHT OF THE SPRAY COOLED ESTER PRODUCT AND BEING UNIFORMLY DISTRIBUTED THROUGHOUT EACH PELLET.
Claim 2
Dependent Claim
78 words
A SPRAY-COOLED ORGANIC COMPOSITION COMPRISING SOLID PELLETS MADE UP ESSENTIALLY OF A NORMALLY SOLID PARTIAL ESTER OF A FATTY ACID AND AN ALIPHATIC POLYHYDROXY ALCOHOL AND CONTAINING A MINOR PROPORTIONATE AMOUNT OF A STABILIZER CONSISTING OF AN HYDROXY AROMATIC DERIVATIVE COMPOUND HAVING A SINGLE BENZENE NUCLEUS AND AN ALKYL RADICAL HAVING UP TO 5 CARBON ATOMS, SAID STABILIZER AMOUNTING TO 0.01 TO 5% BY WEIGHT OF THE SPRAY COOLED ESTER PRODUCT AND BEING UNIFORMLY DISTRIBUTED THROUGHOUT EACH PELLET.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-11 | 1956-11-10 | 1957-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-11 | 1960-11-10 | 1961-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-11 | 1964-11-10 | 1965-05-12 | $7700.00 | Window Closed / Lapsed |