US2684779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-sealing closure fitting
Assignee: Individual
•
Filing: 1950-05-22
•
Granted: 1954-07-27
•
Expires: 1970-05-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Rafferty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:11
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/54; B65D90/545; B65D2211/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US47216A
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US1357311A
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US1656318A
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GB302991A
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US1715328A
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US1870118A
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US2079813A
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US1976589A
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US2117407A
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US2376566A
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US2436407A
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US2403778A
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US2534164A
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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) | 1957-07-26 | 1958-01-25 | 1958-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-26 | 1962-01-25 | 1962-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-26 | 1966-01-25 | 1966-07-27 | $7700.00 | Window Closed / Lapsed |