US3408843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant-coolant emulsion stabilization and reuse
Assignee: Dow Chemical Co
•
Filing: 1966-10-26
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Granted: 1968-11-05
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Expires: 1986-10-26
Abstract
No abstract record available.
Inventors
- 👤 Treat Lyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:46
CPC Classifications
C; C10; C10M; C10M173/00; B; B21; B21B; B21B45/00; B21B45/02; B21B45/0239; B21B45/0242; B21C; B21C9/00; B21C9/02; C10M175/00; C10M175/04; C10M2201/00; C10M2201/02; C10M2207/00; C10M2207/04; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/124; C10M2207/125; C10M2207/129; C10M2207/14; C10M2207/142; C10M2207/22; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/108; C10M2209/109; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/044; C10M2215/06; C10M2215/066; C10M2215/08; C10M2215/082; C10M2215/14; C10M2215/16; C10M2215/24; C10M2215/26; C10M2215/28; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/04; C10M2219/042; C10M2219/044; C10M2227/00; C10M2227/09; C10N; C10N2010/00; C10N2010/06; C10N2040/00; C10N2040/20; C10N2040/22; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/01; C10N2050/015; C10N2050/02; C10N2050/10; C10N2070/00; C10N2070/02; G; G01; G01N; G01N33/00; G01N33/26; G01N33/28; G01N33/2894
Claims Analysis
Total Claims: 0
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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) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |