Patent US4814877A successfully refreshed from Google Patents.
Patent US3200073A successfully refreshed from Google Patents.
US3200073A
Expired / Lapsed
US
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Agents to improve yields of hydroxy stearate greases
Assignee: California Research LLC
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Filing: 1962-12-31
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Granted: 1965-08-10
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Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Dean W Criddle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:38
CPC Classifications
C; C10; C10M; C10M5/00; C10M2201/00; C10M2201/06; C10M2201/063; C10M2203/00; C10M2203/02; C10M2203/022; C10M2203/024; C10M2203/04; C10M2203/06; C10M2205/00; C10M2205/02; C10M2205/024; C10M2205/026; C10M2207/00; C10M2207/04; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/125; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/108; C10M2209/109; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/24; C10M2215/26; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2227/00; C10M2227/02; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/043; C10M2229/044; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2030/00; C10N2030/08; C10N2030/32; C10N2040/00; C10N2040/02; C10N2040/12; C10N2040/13; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A GREASE COMPOSITION COMPRISING AN OIL OF LUBRICATING VISCOSITY IN MAJOR AMOUNT, A METAL SOAP OF 12HYDROXYSTEARIC ACID, WHEREIN SAID METAL IS SELECTED FROM THE GROUP CONSISTING OF THE METALS OF GROUPS I AND II OF MENDELEEFF''S PERIODIC TABLE, IN AN AMOUNT TO THICKEN SAID OIL TO THE CONSISTENCY OF A GREASE, AND FROM 0.1% TO 10% BY WEIGHT OF A DICARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF AZELAIC ACID AND SEBACIC ACID.
Claim 2
Dependent Claim
74 words
A GREASE COMPOSITION COMPRISING AN OIL OF LUBRICATING VISCOSITY IN MAJOR AMOUNT, A METAL SOAP OF 12HYDROXYSTEARIC ACID, WHEREIN SAID METAL IS SELECTED FROM THE GROUP CONSISTING OF THE METALS OF GROUPS I AND II OF MENDELEEFF''S PERIODIC TABLE, IN AN AMOUNT TO THICKEN SAID OIL TO THE CONSISTENCY OF A GREASE, AND FROM 0.1% TO 10% BY WEIGHT OF A DICARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF AZELAIC ACID AND SEBACIC ACID.
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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |