US3519008A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vortex valve assembly
Assignee: Bendix Corp
•
Filing: 1967-10-30
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Granted: 1970-07-07
•
Expires: 1987-10-30
Abstract
No abstract record available.
Inventors
- 👤 Vernon R Fish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:30
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/16; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2087; Y10T137/2109; Y10T137/2115
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3324891A
Cited
US3290947A
Cited
US3267946A
Cited
US3219048A
Cited
US3272213A
Cited
US3373759A
Cited
US3413995A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-06 | 1974-01-05 | 1974-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-06 | 1978-01-05 | 1978-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-06 | 1982-01-05 | 1982-07-07 | $7700.00 | Window Closed / Lapsed |