US1101548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal separating-machine.
Assignee: Individual
•
Filing: —
•
Granted: 1914-06-30
•
Expires: 1931-06-30
Abstract
No abstract record available.
Inventors
- 👤 Balthasar Hoffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:08
CPC Classifications
B; B04; B04B; B04B1/00; B04B1/04; B04B1/08; Y; Y10; Y10S; Y10S494/00; Y10S494/901
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) | 1917-06-29 | 1917-12-29 | 1918-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-06-29 | 1921-12-29 | 1922-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-06-29 | 1925-12-29 | 1926-06-30 | $7700.00 | Window Closed / Lapsed |