US2956952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating oil compositions containing polymers of bis-(beta chloroethyl) vinyl phosphonate
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1955-08-08
•
Granted: 1960-10-18
•
Expires: 1975-08-08
Abstract
No abstract record available.
Inventors
- 👤 William P Fitzgerald
- 👤 Anthony H Gleason
- 👤 Arnold J Morway
- 👤 Alfred H Matuszak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:08
CPC Classifications
C; C10; C10M; C10M153/00; C10M153/02; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/141; C08; C08F; C08F30/00; C08F30/02; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/042; C10M2201/06; C10M2201/062; C10M2203/00; C10M2203/10; C10M2205/00; C10M2205/02; C10M2205/026; C10M2205/20; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/023; C10M2207/026; C10M2207/08; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/30; C10M2207/302; C10M2207/304; C10M2207/34; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/082; C10M2209/084; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/109; C10M2211/00; C10M2211/06; C10M2213/00; C10M2213/02; C10M2213/06; C10M2213/062; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2215/20; C10M2215/202; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2219/04; C10M2219/042; C10M2219/08; C10M2219/082; C10M2219/083; C10M2219/084; C10M2219/087; C10M2219/088; C10M2219/089; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042; C10M2225/00; C10M2225/02; C10M2227/00; C10M2227/02; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/043; C10M2229/044; C10N; C10N2040/00; C10N2040/08; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A LUBRICANT COMPOSITION COMPRISING A MAJOR PROPORTION OF A LUBRICATING OIL AND ABOUT 0.01 TO 10.0% BY WEIGHT, BASED ON THE TOTAL COMPOSITION OF A POLYMER HAVING A MOLECULAR WEIGHT IN THE RANGE OF 1,000 TO 3,500 OF BIS-(BETA CHLOROETHYL) VINYL PHOSPHONATE.
Claim 2
Dependent Claim
42 words
A LUBRICANT COMPOSITION COMPRISING A MAJOR PROPORTION OF A LUBRICATING OIL AND ABOUT 0.01 TO 10.0% BY WEIGHT, BASED ON THE TOTAL COMPOSITION OF A POLYMER HAVING A MOLECULAR WEIGHT IN THE RANGE OF 1,000 TO 3,500 OF BIS-(BETA CHLOROETHYL) VINYL PHOSPHONATE.
References Cited (Backward Citations)
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US2671106A
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US2659714A
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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) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |