Patent US3409035A successfully refreshed from Google Patents.
US3409035A
Expired / Lapsed
US
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Valve assembly with resilient encapsulating nose portion and wall scraping means
Assignee: Case LLC
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Filing: 1966-04-19
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Granted: 1968-11-05
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Expires: 1986-04-19
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:06
CPC Classifications
F; F16; F16K; F16K7/00; F16K7/10; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/4273; Y10T137/4336
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2213998A
Cited
US2470744A
Cited
US2964289A
Cited
US3043555A
Cited
US2913012A
Cited
US3348566A
Cited
US3315696A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |