US3375845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid flow device
Assignee: LUBRIQUIP-HOUDAILLE Inc
•
Filing: 1964-04-21
•
Granted: 1968-04-02
•
Expires: 1984-04-21
Abstract
No abstract record available.
Inventors
- 👤 William F Behm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:16
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/40; H01H35/405; F; F15; F15B; F15B20/00; F15B20/004; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2562; Y10T137/2574; Y10T137/2579; Y10T137/2587; Y10T137/2605; Y10T137/2617; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/7839; Y10T137/8593; Y10T137/86928; Y10T137/86936; Y10T137/87265; Y10T137/87555; Y10T137/87917; Y10T137/87925; Y10T137/88054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2665704A
Cited
US2980173A
Cited
US3067761A
Cited
US3097665A
Cited
US3200214A
Cited
US3151624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |