Patent US3410249A successfully refreshed from Google Patents.
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 18:50
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US242351A
Cited
US386242A
Cited
US551027A
Cited
US1903767A
Cited
US1917371A
Cited
US2678630A
Cited
US2845046A
Cited
US3118426A
Cited
US3191622A
Cited
US3215119A
Cited
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 |