US1846645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic feed for arcuate articles
Assignee: Individual
•
Filing: 1929-08-28
•
Granted: 1932-02-23
•
Expires: 1949-08-28
Abstract
No abstract record available.
Inventors
- 👤 Joseph S Lach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:24
CPC Classifications
B; B23; B23Q; B23Q7/00; B23Q7/10; B23Q7/106; Y; Y10; Y10T; Y10T408/00; Y10T408/13; Y10T408/15; Y10T408/18; Y10T408/20; Y10T408/36; Y10T408/38; Y10T408/3844; Y10T408/52; Y10T408/55; Y10T408/561; Y10T408/5623; Y10T408/56245
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1935-02-22 | 1935-08-24 | 1936-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-02-22 | 1939-08-24 | 1940-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-02-22 | 1943-08-24 | 1944-02-23 | $7700.00 | Window Closed / Lapsed |