Patent US3409315A successfully refreshed from Google Patents.
US3409315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swivel joint
Assignee: Swivelier Co Inc
•
Filing: 1966-05-17
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Granted: 1968-11-05
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Expires: 1986-05-17
Abstract
No abstract record available.
Inventors
- 👤 Wichers Louis
- 👤 Harvey E Senft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:30
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/14; F21V21/26; Y; Y10; Y10S; Y10S285/00; Y10S285/907
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1153986A
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US1995109A
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US2024930A
Cited
US2477762A
Cited
US2621882A
Cited
US2694585A
Cited
US3204990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |