US2684255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint seal structure
Assignee: Individual
•
Filing: 1949-12-15
•
Granted: 1954-07-20
•
Expires: 1969-12-15
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Abele
- 👤 William F Oberhuber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:22
CPC Classifications
F; F16; F16L; F16L13/00; F16L13/02; F16L13/04; F16L13/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1493269A
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US1786506A
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US1944135A
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US1929401A
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US1926107A
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US2366579A
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US2384672A
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US2565296A
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US2470167A
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US2487410A
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US2493404A
Cited
US2481472A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-19 | 1958-01-18 | 1958-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-19 | 1962-01-18 | 1962-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-19 | 1966-01-18 | 1966-07-20 | $7700.00 | Window Closed / Lapsed |