US3259578A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating compositions
Assignee: Baker Petrolite LLC
•
Filing: 1963-08-06
•
Granted: 1966-07-05
•
Expires: 1983-08-06
Abstract
No abstract record available.
Inventors
- 👤 Woodrow J Dickson
- 👤 Fred W Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:02
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/30; C07D207/34; C07D207/36; C07D207/40; C07D207/404; C07D207/408; C07D207/412; B; B01; B01D; B01D19/00; B01D19/02; B01D19/04; B01D19/0404; B01D19/0413; C04; C04B; C04B24/00; C04B24/24; C04B24/28; C04B41/00; C04B41/45; C04B41/46; C04B41/48; C04B41/488; C07C; C07C209/00; C07C209/04; C07C209/06; C07C209/08; C07D233/00; C07D233/04; C07D233/06; C07D233/08; C07D233/12; C07D233/16; C07D247/00; C07D247/02; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/52; C08; C08G; C08G12/00; C08G69/00; C08G69/02; C08G69/26; C08G69/34; C08G73/00; C08G73/02; C08G73/0206; C09; C09D; C09D11/00; C09D11/02; C09D11/03; C09D5/00; C09D5/08; C09D5/082; C09K; C09K8/00; C09K8/02; C09K8/03; C09K8/035; C09K8/54; C09K8/60; C09K8/62; C09K8/72; C09K8/74; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10M; C10M133/00; C10M173/00; C14; C14C; C14C9/00; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/173; D; D06; D06M; D06M13/00; D06M13/322; D06M13/325; D06M13/332; E; E21; E21B; E21B41/00; E21B41/02; C10L1/221; C10L1/222; C10L1/2222; C10L1/2225; C10L1/224; C10L1/228; C10L1/2283; C10L1/232; C10L1/234; C10L1/238; C10L1/2383; C10M2201/00; C10M2201/02; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/24; C10M2215/26; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10N; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/01; Y; Y10; Y10S; Y10S516/00; Y10S516/905; Y10S516/914
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
AN IMPROVED MINERAL LUBRICATING OIL COMPOSITION COMPRISING A MAJOR PROPORTION OF THE OIL AND ABOUT 0.1 TO 5% BY WEIGHT BASED ON THE COMPOSITION OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF (1) A BRANCHED POLYALKYLENEPOLYAMINE CONTAINING AT LEAST THREE PRIMARY AMINO GROUPS AND AT LEAST ONE TERTIARY AMINO GROUP AND HAVING THE FORMULA
Claim 2
Dependent Claim
55 words
AN IMPROVED MINERAL LUBRICATING OIL COMPOSITION COMPRISING A MAJOR PROPORTION OF THE OIL AND ABOUT 0.1 TO 5% BY WEIGHT BASED ON THE COMPOSITION OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF (1) A BRANCHED POLYALKYLENEPOLYAMINE CONTAINING AT LEAST THREE PRIMARY AMINO GROUPS AND AT LEAST ONE TERTIARY AMINO GROUP AND HAVING THE FORMULA
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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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |