Patent US747108A successfully refreshed from Google Patents.
US747108A
Expired / Lapsed
US
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Apparatus for extracting grease.
Assignee: Individual
•
Filing: 1902-05-26
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Granted: 1903-12-15
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Expires: 1922-05-26
Abstract
No abstract record available.
Inventors
- 👤 Scott L Wolff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:47
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/04
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) | 1906-12-14 | 1907-06-15 | 1907-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-12-14 | 1911-06-15 | 1911-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-12-14 | 1915-06-15 | 1915-12-15 | $7700.00 | Window Closed / Lapsed |