US2599442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for stacking carton blanks
Assignee: Unisys Corp
•
Filing: 1950-03-04
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Granted: 1952-06-03
•
Expires: 1970-03-04
Abstract
No abstract record available.
Inventors
- 👤 Essex Alois
- 👤 Elmer E Garrett
- 👤 Kallenberg John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:05
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/02; B65H29/06; B65H35/00; B65H35/10; B31; B31B; B31B50/00; B31B50/74; B31B50/92; B31B50/98; B65H2701/00; B65H2701/10; B65H2701/17; B65H2701/176
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US865523A
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US858948A
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US977418A
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US972300A
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US1669999A
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US1713054A
Cited
US2294718A
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US2251221A
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US2355690A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |