US2932139A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bag filling apparatus with provision for predetermining package size
Assignee: KENFIELD Corp
•
Filing: 1957-04-22
•
Granted: 1960-04-12
•
Expires: 1977-04-22
Abstract
No abstract record available.
Inventors
- 👤 Robert S Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:01
CPC Classifications
B; B65; B65B; B65B67/00; B65B67/02; B65B67/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1046488A
Cited
US1238215A
Cited
US1351372A
Cited
US1367245A
Cited
US2075129A
Cited
US2568593A
Cited
US2685996A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |