Patent US2985137A successfully refreshed from Google Patents.
US2985137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chicken brooder
Assignee: BRIGHT LEAF IND Inc
•
Filing: 1958-09-09
•
Granted: 1961-05-23
•
Expires: 1978-09-09
Abstract
No abstract record available.
Inventors
- 👤 William P Horne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:49
CPC Classifications
A; A01; A01K; A01K31/00; A01K31/18; A01K31/19
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1506964A
Cited
US1475450A
Cited
US2051213A
Cited
US2130086A
Cited
US2240571A
Cited
US2361097A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |