US3410249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic drinking valve
Assignee: COLUMBIA SYSTEMS Co
•
Filing: 1966-03-21
•
Granted: 1968-11-12
•
Expires: 1986-03-21
Abstract
No abstract record available.
Inventors
- 👤 Maurice B Allen
- 👤 Neil E Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:02
CPC Classifications
A; A01; A01K; A01K7/00; A01K7/02; A01K7/04; A01K39/00; A01K39/02; A01K39/024; A01K7/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86292; Y10T137/86324; Y10T137/86332
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US242351A
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US386242A
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US551027A
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US1903767A
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US1917371A
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US2678630A
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US2845046A
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US3118426A
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US3191622A
Cited
US3215119A
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US3263652A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |