US2760931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drawing compound
Assignee: Pennsylvania Salt Manufacturing Co
•
Filing: 1951-03-15
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Granted: 1956-08-28
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Expires: 1971-03-15
Abstract
No abstract record available.
Inventors
- 👤 Spring Samuel
- 👤 William A Blum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:30
CPC Classifications
C; C10; C10M; C10M173/00; C10M173/02; C10M2201/00; C10M2201/02; C10M2201/06; C10M2201/062; C10M2201/085; C10M2201/087; C10M2201/10; C10M2201/102; C10M2201/103; C10M2205/00; C10M2205/18; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/109; C10M2209/12; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2040/00; C10N2040/20; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/01; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A LUBRICANT COMPOSITION IN THE FORM OF AN EMULSION COMPRISING 1 TO 5 PARTS WATER-DISPERSIBLE FATTY ACID SOAP, 5 TO 12 PARTS FAT, 0.5 TO 2 PARTS OF EXPANDED STARCH AND 80 TO 92 PARTS WATER SAID STARCH HAVING BEEN EXPANDED BY HEATING IN WATER FOR AT LEAST ON E HOUR AT A TEMPERATURE OF AT LEAST 150* F.
Claim 2
Dependent Claim
59 words
A LUBRICANT COMPOSITION IN THE FORM OF AN EMULSION COMPRISING 1 TO 5 PARTS WATER-DISPERSIBLE FATTY ACID SOAP, 5 TO 12 PARTS FAT, 0.5 TO 2 PARTS OF EXPANDED STARCH AND 80 TO 92 PARTS WATER SAID STARCH HAVING BEEN EXPANDED BY HEATING IN WATER FOR AT LEAST ON E HOUR AT A TEMPERATURE OF AT LEAST 150* F.
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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) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |