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Patent US3019813A successfully refreshed from Google Patents.
US3019813A
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US
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Conduit provided with movable fitting
Assignee: Gewerkschaft Eisenhutte Westfalia GmbH
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Filing: 1958-09-18
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Granted: 1962-02-06
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Expires: 1978-09-18
Abstract
No abstract record available.
Inventors
- 👤 Dommann Gunther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:16
CPC Classifications
F; F16; F16L; F16L41/00; F16L41/18; F16K; F16K7/00; F16K7/02; F16K7/04; F16K7/06; Y; Y10; Y10S; Y10S239/00; Y10S239/09; Y10S239/12; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86268
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-05 | 1965-08-07 | 1966-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-05 | 1969-08-07 | 1970-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-05 | 1973-08-07 | 1974-02-06 | $7700.00 | Window Closed / Lapsed |