US2745323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flat top container fabricating machine
Assignee: Ex-Cell-O Corp
•
Filing: 1952-11-10
•
Granted: 1956-05-15
•
Expires: 1972-11-10
Abstract
No abstract record available.
Inventors
- 👤 Charles Z Monroe
- 👤 James F Earp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:06
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/004; B31B50/0044; B31B50/26; B31B50/28; B31B50/30; B31B50/32; B31B50/322; B31B50/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |