US2643811A
Expired / Lapsed
US
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Assignee: Bradley & Gilbert Co
•
Filing: 1949-04-14
•
Granted: 1953-06-30
•
Expires: 1969-04-14
Abstract
No abstract record available.
Inventors
- 👤 Bolding Hubert Velman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:57
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/4212; B65D5/4216; B65D5/422; B65D5/4204; B65D5/44; B65D5/48; B65D5/48002; B65D5/48014
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-29 | 1956-12-29 | 1957-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-29 | 1960-12-29 | 1961-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-29 | 1964-12-29 | 1965-06-30 | $7700.00 | Window Closed / Lapsed |