US2800491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation-resistant oleaginous materials
Assignee: Stauffer Chemical Co
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Filing: 1954-12-14
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Granted: 1957-07-23
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Expires: 1974-12-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Warren C Ellis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:05
CPC Classifications
C; C11; C11B; C11B5/00; C11B5/0071; C07; C07D; C07D277/00; C07D277/02; C07D277/20; C07D277/32; C07D277/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
THE PROCESS OF STABILIZING A MEMBER SELECTED FROM THE GROUP CONSISTING OF FATTY ACIDS, FATS, AND PARAFFIN WAX COMPRISING ADDING THERETO A RHODANICE OF A FORMULA
Claim 2
Dependent Claim
26 words
THE PROCESS OF STABILIZING A MEMBER SELECTED FROM THE GROUP CONSISTING OF FATTY ACIDS, FATS, AND PARAFFIN WAX COMPRISING ADDING THERETO A RHODANICE OF A FORMULA
References Cited (Backward Citations)
US2469378A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |