US1141869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Driving-chain for transmitting power.
Assignee: Douglas Saw & Machinery Co
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Filing: 1913-11-15
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Granted: 1915-06-01
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Expires: 1933-11-15
Abstract
No abstract record available.
Inventors
- 👤 Charles H Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:40
CPC Classifications
F; F16; F16G; F16G13/00; F16G13/02; F16G13/04
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) | 1918-05-31 | 1918-11-30 | 1919-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-05-31 | 1922-11-30 | 1923-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-05-31 | 1926-11-30 | 1927-06-01 | $7700.00 | Window Closed / Lapsed |