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US2536675A
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US
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Method and means of making bags
Assignee: Individual
•
Filing: 1945-05-07
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Granted: 1951-01-02
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Expires: 1965-05-07
Abstract
No abstract record available.
Inventors
- 👤 Bergstein Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:54
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/60; B31B70/62; B31B70/628; B31B2160/00; B31B2160/10; B31B70/26; B31B70/262
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US738778A
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US1144506A
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US1851061A
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US1993052A
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FR773359A
Cited
US2136990A
Cited
US2176370A
Cited
GB496551A
Cited
US2164371A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-01 | 1954-07-03 | 1955-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-01 | 1958-07-03 | 1959-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-01 | 1962-07-03 | 1963-01-02 | $7700.00 | Window Closed / Lapsed |