US2251093A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal forming and drawing lubricant and method of producing the same
Assignee: Ironsides Co
•
Filing: 1938-03-21
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Granted: 1941-07-29
•
Expires: 1958-03-21
Abstract
No abstract record available.
Inventors
- 👤 Robert C Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:50
CPC Classifications
C; C10; C10M; C10M7/00; C10M2201/00; C10M2201/06; C10M2201/062; C10M2201/063; C10M2201/08; C10M2201/081; C10M2201/082; C10M2201/084; C10M2201/10; C10M2201/102; C10M2201/103; C10M2203/00; C10M2203/10; C10M2203/102; C10M2203/104; C10M2203/106; C10M2203/108; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2040/00; C10N2040/20; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/08; C10N2050/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-07-28 | 1945-01-27 | 1945-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-07-28 | 1949-01-27 | 1949-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-07-28 | 1953-01-27 | 1953-07-29 | $7700.00 | Window Closed / Lapsed |