US2536639A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Poultry tray
Assignee: Waldorf Paper Products Co
•
Filing: 1946-11-29
•
Granted: 1951-01-02
•
Expires: 1966-11-29
Abstract
No abstract record available.
Inventors
- 👤 Guyer Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:45
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/20; B65D5/24; B65D5/241; B65D5/2014; B65D5/2038; Y; Y10; Y10S; Y10S229/00; Y10S229/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US661071A
Cited
US1032645A
Cited
US1027719A
Cited
US1892756A
Cited
US1987491A
Cited
GB428076A
Cited
US2343563A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-01 | 1954-07-03 | 1955-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-01 | 1958-07-03 | 1959-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-01 | 1962-07-03 | 1963-01-02 | $7700.00 | Window Closed / Lapsed |