Patent US3851269A successfully refreshed from Google Patents.
Patent US2608914A successfully refreshed from Google Patents.
US2608914A
Expired / Lapsed
US
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Apparatus for securing a closure supporting ring in the end of a receptacle body
Assignee: AMERICAN SEALCONE Corp
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Filing: 1949-07-28
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Granted: 1952-09-02
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Expires: 1969-07-28
Abstract
No abstract record available.
Inventors
- 👤 Merkle Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:13
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/004; B31B50/0045; B31B2105/00; B31B2105/002; B31B2105/0022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1955-09-02 | 1956-03-03 | 1956-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-02 | 1960-03-03 | 1960-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-02 | 1964-03-03 | 1964-09-02 | $7700.00 | Window Closed / Lapsed |