Patent US2267532A successfully refreshed from Google Patents.
US2267532A
Expired / Lapsed
US
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Pulling and sealing mechanism
Assignee: EJ Brooks Co
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Filing: 1940-10-04
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Granted: 1941-12-23
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Expires: 1960-10-04
Abstract
No abstract record available.
Inventors
- 👤 Moberg Sigurd Manfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:44
CPC Classifications
B; B65; B65B; B65B67/00; B65B67/02; B65B67/06; B65B51/00; B65B51/04; B65B51/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-12-22 | 1945-06-23 | 1945-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-12-22 | 1949-06-23 | 1949-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-12-22 | 1953-06-23 | 1953-12-23 | $7700.00 | Window Closed / Lapsed |