US3454045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve operated by fluidic device
Assignee: Automatic Switch Co
•
Filing: 1967-03-10
•
Granted: 1969-07-08
•
Expires: 1987-03-10
Abstract
No abstract record available.
Inventors
- 👤 Herbert H Kaemmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:27
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/04; F16K11/044; F16K31/00; F16K31/12; F16K31/14; F16K31/145; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87169; Y10T137/87193; Y10T137/87201; Y10T137/87217; Y10T137/87225
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3124999A
Cited
US2911005A
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US2984218A
Cited
US3239150A
Cited
US3220428A
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US3300255A
Cited
US3354908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |