US2614893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agricultural scaffold
Assignee: Individual
•
Filing: 1947-06-24
•
Granted: 1952-10-21
•
Expires: 1967-06-24
Abstract
No abstract record available.
Inventors
- 👤 Merrill Wallace Dearborn
- 👤 Merrill Charles Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:30
CPC Classifications
A; A01; A01D; A01D46/00; A01D46/20; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87169; Y10T137/87217
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US659197A
Cited
US969164A
Cited
GB163770A
Cited
GB414161A
Cited
US2196511A
Cited
US2374196A
Cited
US2410030A
Cited
US2428184A
Cited
US2425302A
Cited
US2480066A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |