US2575887A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Box blank taping machine
Assignee: Samuel M Langston Co
•
Filing: 1949-05-26
•
Granted: 1951-11-20
•
Expires: 1969-05-26
Abstract
No abstract record available.
Inventors
- 👤 Charles D Nitchie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:20
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/60; B31B50/72; B31B50/726; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1734
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1386573A
Cited
US1857260A
Cited
US2147467A
Cited
US2248744A
Cited
US2467275A
Cited
US2488339A
Cited
US2540694A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |