Patent US2519147A successfully refreshed from Google Patents.
US2519147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swivel joint
Assignee: Individual
•
Filing: 1947-03-14
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Granted: 1950-08-15
•
Expires: 1967-03-14
Abstract
No abstract record available.
Inventors
- 👤 Ernest C C Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:25
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/02; F16L27/04; F16L27/06; F16L27/067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US199936A
Cited
US1012398A
Cited
US1963112A
Cited
US1912494A
Cited
US2089439A
Cited
GB485885A
Cited
US2126505A
Cited
US2278720A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-14 | 1954-02-13 | 1954-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-14 | 1958-02-13 | 1958-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-14 | 1962-02-13 | 1962-08-15 | $7700.00 | Window Closed / Lapsed |