US880545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controlling mechanism.
Assignee: EW Bliss Co Inc
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Filing: 1907-03-25
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Granted: 1908-03-03
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Expires: 1927-03-25
Abstract
No abstract record available.
Inventors
- 👤 Frank M Leavitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:29
CPC Classifications
B; B64; B64C; B64C13/00; B64C13/02; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/1518; Y10T74/1523; Y10T74/19; Y10T74/19535; Y10T74/20; Y10T74/20576; Y10T74/20636
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) | 1911-03-03 | 1911-09-02 | 1912-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-03-03 | 1915-09-02 | 1916-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-03-03 | 1919-09-02 | 1920-03-03 | $7700.00 | Window Closed / Lapsed |