Patent US2822729A successfully refreshed from Google Patents.
US916441A
Expired / Lapsed
US
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Ham-salter.
Assignee: WALTER W WHITMAN
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Filing: 1908-04-16
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Granted: 1909-03-30
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Expires: 1928-04-16
Abstract
No abstract record available.
Inventors
- 👤 Frederick Hachmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:27
CPC Classifications
A; A23; A23N; A23N4/00; A23N4/02; A23N4/08; A23N4/085; A23P; A23P20/00; A23P20/10; A23P20/12
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) | 1912-03-29 | 1912-09-28 | 1913-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-03-29 | 1916-09-28 | 1917-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-03-29 | 1920-09-28 | 1921-03-30 | $7700.00 | Window Closed / Lapsed |