US2923211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Box and method and apparatus for the manufacture thereof
Assignee: CORNELL PAPERBOARD PRODUCTS Co
•
Filing: 1957-08-12
•
Granted: 1960-02-02
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Expires: 1977-08-12
Abstract
No abstract record available.
Inventors
- 👤 Schwebs Robert Kent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:57
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/52; B65D75/54; B31; B31B; B31B2105/00; B31B2105/002; B31B2105/0022; B31B2105/0027; B31B2110/00; B31B2110/30; B31B2110/35; B31B2120/00; B31B2120/30; B31B50/00; B31B50/003; B31B50/60; B31B50/72; B31B50/726
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1509921A
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US1898208A
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US1956819A
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US1994803A
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US2147134A
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US2211488A
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US2236664A
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US2363425A
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US2573393A
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US2692077A
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US2728274A
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US2848016A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-01 | 1963-08-03 | 1964-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-01 | 1967-08-03 | 1968-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-01 | 1971-08-03 | 1972-02-02 | $7700.00 | Window Closed / Lapsed |