US3486521A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flowing probe vortex device
Assignee: Bendix Corp
•
Filing: 1967-12-08
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Granted: 1969-12-30
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Expires: 1987-12-08
Abstract
No abstract record available.
Inventors
- 👤 Endre A Mayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:59
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/16; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2087; Y10T137/2109; Y10T137/2115; Y10T137/2164; Y10T137/2169; Y10T137/2174
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3181546A
Cited
US3207168A
Cited
US3272215A
Cited
US3336931A
Cited
US3395720A
Cited
US3386290A
Cited
US3366370A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |