US2223158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallic soap solution
Assignee: National Oil Products Co
•
Filing: 1938-07-22
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Granted: 1940-11-26
•
Expires: 1958-07-22
Abstract
No abstract record available.
Inventors
- 👤 Francis J Licata
- 👤 Joseph P Nothum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:32
CPC Classifications
C; C14; C14C; C14C11/00; C10; C10M; C10M1/00; C10M1/08; D; D06; D06M; D06M13/00; D06M13/10; D06M13/184; D06M13/188; D21; D21H; D21H17/00; D21H17/03; D21H17/05; D21H17/14; C10M2203/00; C10M2203/10; C10M2203/102; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/16; C10M2219/00; C10M2219/04; C10M2219/042; C10M2219/044; C10N; C10N2010/00; C10N2010/04; C10N2010/06
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) | 1943-11-26 | 1944-05-27 | 1944-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-11-26 | 1948-05-27 | 1948-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-11-26 | 1952-05-27 | 1952-11-26 | $7700.00 | Window Closed / Lapsed |