US2567628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bung opening
Assignee: Individual
•
Filing: 1947-05-17
•
Granted: 1951-09-11
•
Expires: 1967-05-17
Abstract
No abstract record available.
Inventors
- 👤 Charles E Vanderholt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:35
CPC Classifications
B; B65; B65D; B65D39/00; B65D39/08; B65D39/082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1040274A
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US1677841A
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US1529929A
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US1619603A
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US1689510A
Cited
US1930102A
Cited
US2005087A
Cited
US2026431A
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US2289409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-10 | 1955-03-12 | 1955-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-10 | 1959-03-12 | 1959-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-10 | 1963-03-12 | 1963-09-11 | $7700.00 | Window Closed / Lapsed |