US2713828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary motor with vaned stator
Assignee: New York Air Brake LLC
•
Filing: 1951-11-13
•
Granted: 1955-07-26
•
Expires: 1971-11-13
Abstract
No abstract record available.
Inventors
- 👤 Matthew W Huber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:36
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/30; F04C2/34; F04C2/356; F03; F03C; F03C2/00; F03C2/30; F04C15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US135207A
Cited
US2341231A
Cited
GB189515221A
Cited
US775984A
Cited
US1250430A
Cited
US2255784A
Cited
US2335567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-25 | 1959-01-24 | 1959-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-25 | 1963-01-24 | 1963-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-25 | 1967-01-24 | 1967-07-26 | $7700.00 | Window Closed / Lapsed |