US3026129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swivel joint with helically wound flexible hose attached to housing members
Assignee: Weatherhead Co
•
Filing: 1958-11-20
•
Granted: 1962-03-20
•
Expires: 1978-11-20
Abstract
No abstract record available.
Inventors
- 👤 Louis B Courtot
- 👤 Frederick R Allin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:54
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0849
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2406234A
Cited
GB190906918A
Cited
US1417459A
Cited
US1441157A
Cited
AT113906B
Cited
US1765693A
Cited
US2068876A
Cited
US1993984A
Cited
US2362953A
Cited
US2420053A
Cited
US2621882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-19 | 1965-09-18 | 1966-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-19 | 1969-09-18 | 1970-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-19 | 1973-09-18 | 1974-03-20 | $7700.00 | Window Closed / Lapsed |