Patent US2347902A successfully refreshed from Google Patents.
US2347902A
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Bag making machine and method
Assignee: SIMPLEX WRAPPING MACHINE CO
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Filing: 1940-11-06
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Granted: 1944-05-02
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Expires: 1960-11-06
Abstract
No abstract record available.
Inventors
- 👤 Rene J Gaubert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:27
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/26; B31B70/28; B31B2155/00; B31B2155/001; B31B2155/0012; B31B2160/00; B31B2160/10; B31B70/262; B31B70/266; B31B70/36
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) | 1947-05-02 | 1947-11-01 | 1948-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-05-02 | 1951-11-01 | 1952-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-05-02 | 1955-11-01 | 1956-05-02 | $7700.00 | Window Closed / Lapsed |