Patent US2230173A successfully refreshed from Google Patents.
US976162A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locomotor for use in conduits.
Assignee: Individual
•
Filing: 1906-08-11
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Granted: 1910-11-22
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Expires: 1926-08-11
Abstract
No abstract record available.
Inventors
- 👤 George G Fryer
- 👤 Emil Pfleiderer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:40
CPC Classifications
F; F41; F41A; F41A29/00; F16; F16L; F16L55/00; F16L55/26; F16L55/28; F16L55/30
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) | 1913-11-21 | 1914-05-23 | 1914-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-11-21 | 1918-05-23 | 1918-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-11-21 | 1922-05-23 | 1922-11-22 | $7700.00 | Window Closed / Lapsed |