US1441724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Animal pen
Assignee: Hunt Helm Ferris & Co
•
Filing: 1920-10-08
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Granted: 1923-01-09
•
Expires: 1940-10-08
Abstract
No abstract record available.
Inventors
- 👤 Howard J Ferris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:23
CPC Classifications
E; E04; E04H; E04H17/00; E04H17/14; E04H17/1413; E04H17/1417; E04H17/1447; E04H17/1452; E04H17/1473; E04H17/1488
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1926-01-08 | 1926-07-10 | 1927-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-01-08 | 1930-07-10 | 1931-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-01-08 | 1934-07-10 | 1935-01-09 | $7700.00 | Window Closed / Lapsed |