Patent US715425A successfully refreshed from Google Patents.
US715425A
Expired / Lapsed
US
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Swiveled-valve pipe-union.
Assignee: ENOCH W BUCK
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Filing: 1902-02-04
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Granted: 1902-12-09
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Expires: 1922-02-04
Abstract
No abstract record available.
Inventors
- 👤 George H Schamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:15
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/02; F16L37/04; F16L37/05; Y; Y10; Y10T; Y10T137/00; Y10T137/9029
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1905-12-08 | 1906-06-09 | 1906-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-12-08 | 1910-06-09 | 1910-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-12-08 | 1914-06-09 | 1914-12-09 | $7700.00 | Window Closed / Lapsed |