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Patent US1176774A successfully refreshed from Google Patents.
US1176774A
Expired / Lapsed
US
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Separator.
Assignee: SF Bowser and Co Inc
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Filing: 1910-04-25
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Granted: 1916-03-28
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Expires: 1930-04-25
Abstract
No abstract record available.
Inventors
- 👤 William L Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:36
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/001; C02F1/003
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) | 1919-03-28 | 1919-09-27 | 1920-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-03-28 | 1923-09-27 | 1924-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-03-28 | 1927-09-27 | 1928-03-28 | $7700.00 | Window Closed / Lapsed |