US2620962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package or container
Assignee: BERNARD B WORKMAN
•
Filing: 1951-05-31
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Granted: 1952-12-09
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Expires: 1971-05-31
Abstract
No abstract record available.
Inventors
- 👤 Powell Gerry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:51
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/50; B65D5/5021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1356588A
Cited
US1616047A
Cited
GB291329A
Cited
US1981731A
Cited
US2253008A
Cited
US2374006A
Cited
US2465169A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |