US2265267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separable swivel connection for conduits
Assignee: COWLES AND RUDOLPH W LOTZ
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Filing: 1939-03-08
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Granted: 1941-12-09
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Expires: 1959-03-08
Abstract
No abstract record available.
Inventors
- 👤 Cowles Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:46
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/28; F16L37/38; F16L37/46; F16L37/08; F16L37/10; F16L37/113; F16L37/40; F16L37/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-12-08 | 1945-06-09 | 1945-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-12-08 | 1949-06-09 | 1949-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-12-08 | 1953-06-09 | 1953-12-09 | $7700.00 | Window Closed / Lapsed |