US2853320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw thimble-compressed type fitting for flexible plastic tubing
Assignee: S & C Manufacturing Co
•
Filing: 1954-09-27
•
Granted: 1958-09-23
•
Expires: 1974-09-27
Abstract
No abstract record available.
Inventors
- 👤 Howard E Liebelt
- 👤 Herman S Starbuck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:05
CPC Classifications
F; F16; F16L; F16L47/00; F16L47/04; F16L47/041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US956294A
Cited
US1211387A
Cited
US1175834A
Cited
US1233401A
Cited
GB112280A
Cited
US1275996A
Cited
US1479917A
Cited
US2439351A
Cited
US2545263A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |