Patent US2451273A successfully refreshed from Google Patents.
US2451273A
Expired / Lapsed
US
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Method of applying bottle caps
Assignee: BRIGHT LAB Inc
•
Filing: 1943-01-08
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Granted: 1948-10-12
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Expires: 1963-01-08
Abstract
No abstract record available.
Inventors
- 👤 Elvin M Bright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:52
CPC Classifications
B; B67; B67B; B67B5/00; B67B3/00; B67B3/02; B67B3/06; B67B3/10; B67B3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1537468A
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US1863081A
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US2047846A
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US1905356A
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US1915550A
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US1956218A
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US2210509A
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US2187190A
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US2325050A
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US2325163A
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US2325309A
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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) | 1951-10-12 | 1952-04-12 | 1952-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-12 | 1956-04-12 | 1956-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-12 | 1960-04-12 | 1960-10-12 | $7700.00 | Window Closed / Lapsed |