Patent US2927892A successfully refreshed from Google Patents.
US2927892A
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Oil dispersions of calcium acetate hydrates
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1957-08-06
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Granted: 1960-03-08
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Expires: 1977-08-06
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Morway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:13
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/04; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/28; C10M2207/282; C10M2207/283; C10M2207/287; C10M2207/289; C10M2207/30; C10M2207/302; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/11; C10M2209/111; C10M2211/00; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2219/00; C10M2219/08; C10M2219/082; C10M2227/00; C10M2227/02; C10N; C10N2040/00; C10N2040/25; C10N2040/252; C10N2040/253; C10N2040/46; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A DRY LUBRICATING COMPOSITION COMPRISING A MAJOR PRPPORTION OF LUBRICATING OIL AND AS A SOLE SALT COMPONENT ABOUT 2 TO 40 WT. % CALCIUM ACETATE HYDRATE SELECTED FROM THE GROUP CONSISTING OF CALCIUM ACETATE MONOHYDRATE, CALCIUM ACETATE DIHYDRATE AND MIXTURES THEREOF.
Claim 2
Dependent Claim
41 words
A DRY LUBRICATING COMPOSITION COMPRISING A MAJOR PRPPORTION OF LUBRICATING OIL AND AS A SOLE SALT COMPONENT ABOUT 2 TO 40 WT. % CALCIUM ACETATE HYDRATE SELECTED FROM THE GROUP CONSISTING OF CALCIUM ACETATE MONOHYDRATE, CALCIUM ACETATE DIHYDRATE AND MIXTURES THEREOF.
References Cited (Backward Citations)
US2079051A
Cited
US2274676A
Cited
US2384551A
Cited
US2607735A
Cited
US2671758A
Cited
US2744870A
Cited
US2863847A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-08 | 1963-09-07 | 1964-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-08 | 1967-09-07 | 1968-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-08 | 1971-09-07 | 1972-03-08 | $7700.00 | Window Closed / Lapsed |