US2699846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostatic fluid brake
Assignee: Individual
•
Filing: 1950-04-07
•
Granted: 1955-01-18
•
Expires: 1970-04-07
Abstract
No abstract record available.
Inventors
- 👤 Richard W Pitman
- 👤 Raphael O Yavne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:49
CPC Classifications
F; F16; F16D; F16D57/00; F16D35/00; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1257
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US713497A
Cited
US1407320A
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US1454887A
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US1964638A
Cited
US1881450A
Cited
US1969755A
Cited
US2507182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-17 | 1958-07-19 | 1959-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-17 | 1962-07-19 | 1963-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-17 | 1966-07-19 | 1967-01-18 | $7700.00 | Window Closed / Lapsed |