US2665145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quickly detachable swivel joint
Assignee: ROTHERM ENGINEERING Co IN
•
Filing: 1950-06-15
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Granted: 1954-01-05
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Expires: 1970-06-15
Abstract
No abstract record available.
Inventors
- 👤 Ephraim H Shumaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:26
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/02; F16L27/023; D; D21; D21F; D21F5/00; D21F5/02; D21F5/021; D21G; D21G1/00; D21G1/02; D21G1/0253; F16L27/08; F16L27/0804; F16L27/0808; F16L27/0812; F16L27/082; F16L39/00; F16L39/04; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32163; Y10T403/32172; Y10T403/32181; Y10T403/32213
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US289265A
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GB579401A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |