US1247782A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process whereby neutral oils can be profitably recovered from their "foots" or soap-stock.
Assignee: Sharples Specialty Co
•
Filing: 1917-05-21
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Granted: 1917-11-27
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Expires: 1937-05-21
Abstract
No abstract record available.
Inventors
- 👤 Eugene E Ayres Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:34
CPC Classifications
C; C11; C11B; C11B13/00; C11B13/02; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/74
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) | 1920-11-26 | 1921-05-28 | 1921-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-11-26 | 1925-05-28 | 1925-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-11-26 | 1929-05-28 | 1929-11-27 | $7700.00 | Window Closed / Lapsed |