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US878847A
Expired / Lapsed
US
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Feed-regulator.
Assignee: Williams Patent Crusher and Pulverizer Co Inc
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Filing: 1907-07-15
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Granted: 1908-02-11
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Expires: 1927-07-15
Abstract
No abstract record available.
Inventors
- 👤 Milton F Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:29
CPC Classifications
B; B65; B65G; B65G65/00; B65G65/30; B65G65/34; B65G65/40; B65G65/44; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/18976
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) | 1911-02-10 | 1911-08-12 | 1912-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-02-10 | 1915-08-12 | 1916-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-02-10 | 1919-08-12 | 1920-02-11 | $7700.00 | Window Closed / Lapsed |