US2451269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible tubing joint
Assignee: ALL FLEX CORP
•
Filing: 1944-09-22
•
Granted: 1948-10-12
•
Expires: 1964-09-22
Abstract
No abstract record available.
Inventors
- 👤 Frank M Allen
- 👤 Robert E Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:55
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804; F16L27/0808; F16L27/0824; F16L27/0828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US689990A
Cited
GB302044A
Cited
US1936804A
Cited
US2049063A
Cited
US2214261A
Cited
US2312341A
Cited
GB538593A
Cited
US2396123A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-10-12 | 1952-04-12 | 1952-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-12 | 1956-04-12 | 1956-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-12 | 1960-04-12 | 1960-10-12 | $7700.00 | Window Closed / Lapsed |