Patent US3607468A successfully refreshed from Google Patents.
Patent US4228713A successfully refreshed from Google Patents.
Patent US2737196A successfully refreshed from Google Patents.
US2737196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow divider valve
Assignee: Eaton Corp
•
Filing: 1952-06-04
•
Granted: 1956-03-06
•
Expires: 1972-06-04
Abstract
No abstract record available.
Inventors
- 👤 Walter R Eames
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:09
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F15; F15B; F15B11/00; F15B11/16; F15B13/00; F15B13/02; F15B13/022; F16K17/00; F16K17/02; F16K17/168; F15B2211/00; F15B2211/40; F15B2211/405; F15B2211/40523; F15B2211/4053; F15B2211/45; F15B2211/455; F15B2211/50; F15B2211/505; F15B2211/50509; F15B2211/50518; F15B2211/70; F15B2211/71; F15B2211/78; F15B2211/781; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2521; Y10T137/2524; Y10T137/2544; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2617
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1993790A
Cited
US2242002A
Cited
US2291229A
Cited
GB589095A
Cited
US2413896A
Cited
US2593185A
Cited
US2624361A
Cited
US2649980A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |