Patent US2631482A successfully refreshed from Google Patents.
US2631482A
Expired / Lapsed
US
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Ringlike closure remover with internal grooves
Assignee: Individual
•
Filing: 1949-05-07
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Granted: 1953-03-17
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Expires: 1969-05-07
Abstract
No abstract record available.
Inventors
- 👤 Frederick E Rinehart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:01
CPC Classifications
B; B67; B67B; B67B7/00; B67B7/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL44336C
Cited
DE633574C
Cited
US855982A
Cited
US1752189A
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US1924579A
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US1960531A
Cited
US1954422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |