US2854289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Application valve
Assignee: Wagner Electric Corp
•
Filing: 1955-04-22
•
Granted: 1958-09-30
•
Expires: 1975-04-22
Abstract
No abstract record available.
Inventors
- 👤 Schnell Steve
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:55
CPC Classifications
B; B60; B60T; B60T15/00; B60T15/02; B60T15/04; B60T15/043; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86919
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE494769A
Cited
US1626045A
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FR633979A
Cited
US2397234A
Cited
US2395401A
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US2470746A
Cited
US2572520A
Cited
US2476054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |