Patent US1864034A successfully refreshed from Google Patents.
Patent US2452335A successfully refreshed from Google Patents.
Patent US2722358A successfully refreshed from Google Patents.
US2722358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bag filling machine
Assignee: Woodman Co Inc
•
Filing: 1951-02-26
•
Granted: 1955-11-01
•
Expires: 1971-02-26
Abstract
No abstract record available.
Inventors
- 👤 Ray O Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:22
CPC Classifications
B; B65; B65B; B65B65/00; B65B65/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US354094A
Cited
US1125802A
Cited
US2010994A
Cited
US2133367A
Cited
US2272258A
Cited
US2437117A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-31 | 1959-05-02 | 1959-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-31 | 1963-05-02 | 1963-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-31 | 1967-05-02 | 1967-11-01 | $7700.00 | Window Closed / Lapsed |