US3001801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansion joint with bellows seal and leakage disposal
Assignee: —
•
Filing: —
•
Granted: 1961-09-26
•
Expires: 1978-09-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:47
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/12; F16L27/127; F16L27/1275; F16L27/12751; F16L51/00; F16L51/02; F16L51/025; F16L51/03; F16L51/035
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1318525A
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US713113A
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US1505121A
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DE667144C
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AT160280B
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US2445484A
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US2709606A
Cited
US2787127A
Cited
US2841419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-25 | 1965-03-27 | 1965-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-25 | 1969-03-27 | 1969-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-25 | 1973-03-27 | 1973-09-26 | $7700.00 | Window Closed / Lapsed |