US2285228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for making bags
Assignee: Potdevin Machine Co
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Filing: 1940-07-31
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Granted: 1942-06-02
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Expires: 1960-07-31
Abstract
No abstract record available.
Inventors
- 👤 Potdevin Adolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:17
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/14; B31B70/146; B31B2155/00; B31B2155/001; B31B2155/0012; B31B2160/00; B31B2160/10; B31B2160/106; B31B70/74; B31B70/92; B31B70/98; Y; Y10; Y10T; Y10T225/00; Y10T225/10; Y10T225/16; Y10T225/30; Y10T225/307; Y10T225/321; Y10T225/371; Y10T225/379
Claims Analysis
Total Claims: 0
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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) | 1945-06-01 | 1945-12-01 | 1946-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-06-01 | 1949-12-01 | 1950-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-06-01 | 1953-12-01 | 1954-06-02 | $7700.00 | Window Closed / Lapsed |