Patent US2497183A successfully refreshed from Google Patents.
US2497183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swing joint
Assignee: Johnson Corp
•
Filing: 1947-04-30
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Granted: 1950-02-14
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Expires: 1967-04-30
Abstract
No abstract record available.
Inventors
- 👤 Rollo O Monroe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:08
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/02; F16L27/023; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32213; Y10T403/32606; Y10T403/32631; Y10T403/32737; Y10T403/32762; Y10T403/32778; Y10T403/32975; Y10T403/32983
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) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |