US2632463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic poultry fountain
Assignee: SHENANDOAH EQUIPMENT CO
•
Filing: 1949-07-20
•
Granted: 1953-03-24
•
Expires: 1969-07-20
Abstract
No abstract record available.
Inventors
- 👤 Perry S Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:36
CPC Classifications
A; A01; A01K; A01K39/00; A01K39/02; A01K39/022; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7339; Y10T137/7355
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1485712A
Cited
US1415178A
Cited
US1473097A
Cited
US1653525A
Cited
US1664691A
Cited
US1747195A
Cited
US1793431A
Cited
US2031723A
Cited
US1871742A
Cited
US1908939A
Cited
US2043477A
Cited
US2295964A
Cited
US2519736A
Cited
US2512839A
Cited
US2584383A
Cited
US2492806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-23 | 1956-09-22 | 1957-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-23 | 1960-09-22 | 1961-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-23 | 1964-09-22 | 1965-03-24 | $7700.00 | Window Closed / Lapsed |