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US2800840A
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Method of making corrugated lines box blanks
Assignee: Bestpak Inc
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Filing: 1955-07-05
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Granted: 1957-07-30
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Expires: 1975-07-05
Abstract
No abstract record available.
Inventors
- 👤 John H Herrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:49
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/20; B31F1/24; B31F1/26; B31F1/28; B31F1/2822; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1016; Y10T156/102; Y10T156/1025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1402259A
Cited
US1642782A
Cited
GB288734A
Cited
US1816321A
Cited
US1983323A
Cited
US1971863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |