Patent US2490824A successfully refreshed from Google Patents.
US2490824A
Expired / Lapsed
US
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Stock watering trough
Assignee: Individual
•
Filing: 1944-05-09
•
Granted: 1949-12-13
•
Expires: 1964-05-09
Abstract
No abstract record available.
Inventors
- 👤 Leo E Meisner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:47
CPC Classifications
A; A01; A01K; A01K7/00; A01K7/02; A01K7/04; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7423; Y10T137/7426; Y10T137/7436; Y10T137/7439; Y10T137/7465; Y10T137/7472; Y10T137/8593; Y10T137/86187; Y10T137/8622; Y10T137/9247
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-12 | 1953-06-13 | 1953-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-12 | 1957-06-13 | 1957-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-12 | 1961-06-13 | 1961-12-13 | $7700.00 | Window Closed / Lapsed |