US2993859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synergistic extreme pressure agent and lubricant composition
Assignee: Texaco Inc
•
Filing: 1958-07-29
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Granted: 1961-07-25
•
Expires: 1978-07-29
Abstract
No abstract record available.
Inventors
- 👤 Harold J Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:33
CPC Classifications
C; C10; C10M; C10M141/00; C10M141/10; C10M131/00; C10M131/14; C10M137/00; C10M137/02; C10M137/04; C10M137/10; C10M2203/00; C10M2203/10; C10M2203/102; C10M2203/104; C10M2203/106; C10M2203/108; C10M2205/00; C10M2205/02; C10M2205/026; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/026; C10M2207/04; C10M2207/042; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/282; C10M2207/30; C10M2207/302; C10M2207/304; C10M2207/34; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/106; C10M2209/107; C10M2209/11; C10M2209/111; C10M2211/00; C10M2211/08; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2215/066; C10M2219/00; C10M2219/06; C10M2219/08; C10M2219/082; C10M2219/084; C10M2221/00; C10M2221/04; C10M2221/043; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/045; C10M2223/06; C10M2223/065; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/043; C10M2229/044; C10N; C10N2030/00; C10N2030/08; C10N2040/00; C10N2040/12; C10N2040/13; C10N2040/135; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
50 words
A SYNERGISTIC EXTREME PRESSURE ADDITIVE COMBINATION FOR LUBRICANTS CONSISTING ESSENTIALLY OF FROM 4 TO 16 PARTS BY WEIGHT OF A CHLORINATED PARAFFIN WAX HAVING A CHLORINE CONTENT OF FROM ABOUT 35 TO 45 PERCENT BY WEIGHT, AND 1 PART BY WEIGHT OF A DI(HALO (C1-C4) ALKYL) HALO (C1-C4) ALKYL PHOSPHONATE.
Claim 2
Dependent Claim
50 words
A SYNERGISTIC EXTREME PRESSURE ADDITIVE COMBINATION FOR LUBRICANTS CONSISTING ESSENTIALLY OF FROM 4 TO 16 PARTS BY WEIGHT OF A CHLORINATED PARAFFIN WAX HAVING A CHLORINE CONTENT OF FROM ABOUT 35 TO 45 PERCENT BY WEIGHT, AND 1 PART BY WEIGHT OF A DI(HALO (C1-C4) ALKYL) HALO (C1-C4) ALKYL PHOSPHONATE.
Claim 3
Dependent Claim
43 words
A LUBRICATING OIL CONTAINING FROM 0.5 TO 5 PERCENT BY WEIGHT OF A CHLORINATED PARAFFIN WAX HAVING A CHLORINE CONTENT OF FROM 35 TO 45 WEIGHT PERCENT, AND FROM 0.05 TO 1.5 WEIGHT PERCENT OF A DI(HALO (C1-C4) ALKYL) HALO (C1-C4) ALKYL PHOSPHONATE.
Claim 4
Dependent Claim
43 words
A LUBRICATING OIL CONTAINING FROM 0.5 TO 5 PERCENT BY WEIGHT OF A CHLORINATED PARAFFIN WAX HAVING A CHLORINE CONTENT OF FROM 35 TO 45 WEIGHT PERCENT, AND FROM 0.05 TO 1.5 WEIGHT PERCENT OF A DI(HALO (C1-C4) ALKYL) HALO (C1-C4) ALKYL PHOSPHONATE.
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) | 1964-07-24 | 1965-01-23 | 1965-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-24 | 1969-01-23 | 1969-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-24 | 1973-01-23 | 1973-07-25 | $7700.00 | Window Closed / Lapsed |