US1921577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Can feeding system
Assignee: Individual
•
Filing: 1931-03-02
•
Granted: 1933-08-08
•
Expires: 1951-03-02
Abstract
No abstract record available.
Inventors
- 👤 Adolf H Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:33
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/34; B65G47/46; B65G47/51; B65G47/5104; B65G47/5109; B65G47/5145; Y; Y10; Y10S; Y10S198/00; Y10S198/954
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) | 1936-08-07 | 1937-02-06 | 1937-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-08-07 | 1941-02-06 | 1941-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-08-07 | 1945-02-06 | 1945-08-08 | $7700.00 | Window Closed / Lapsed |