US2790544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crate
Assignee: Chicago Mill and Lumber Co
•
Filing: 1954-08-02
•
Granted: 1957-04-30
•
Expires: 1974-08-02
Abstract
No abstract record available.
Inventors
- 👤 Whiton Arthur Louis
- 👤 Ralph J Byers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:30
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/32; B65D5/326
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US462257A
Cited
US512091A
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GB191118817A
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GB409467A
Cited
US1990788A
Cited
US2249269A
Cited
US2332016A
Cited
US2442651A
Cited
US2488692A
Cited
US2665002A
Cited
US2700457A
Cited
US2730287A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-29 | 1960-10-29 | 1961-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-29 | 1964-10-29 | 1965-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-29 | 1968-10-29 | 1969-04-30 | $7700.00 | Window Closed / Lapsed |