US2723747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Containers
Assignee: Individual
•
Filing: 1952-04-18
•
Granted: 1955-11-15
•
Expires: 1972-04-18
Abstract
No abstract record available.
Inventors
- 👤 Charles K Oxenfeld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:37
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/64; B65D5/68; B65D5/4204; B65D5/44; B65D5/50; B65D5/5028; B65D5/5035; B65D5/5059
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1405503A
Cited
US1693591A
Cited
US1886879A
Cited
US2019250A
Cited
GB471028A
Cited
US2465169A
Cited
US2623684A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |