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Patent US2698191A successfully refreshed from Google Patents.
US2698191A
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Replaceable high pressure coupling
Assignee: Bowser Inc
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Filing: 1951-07-07
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Granted: 1954-12-28
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Expires: 1971-07-07
Abstract
No abstract record available.
Inventors
- 👤 Samiran David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:54
CPC Classifications
F; F16; F16L; F16L33/00; F16L33/22; F16L33/223; F16L33/224; Y; Y10; Y10S; Y10S285/00; Y10S285/906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US192636A
Cited
US969358A
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US978630A
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US2351726A
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US2525616A
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US2516583A
Cited
US2561827A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |