US2669466A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid tight passage joint seal
Assignee: Rockwell Manufacturing Co
•
Filing: 1948-02-10
•
Granted: 1954-02-16
•
Expires: 1968-02-10
Abstract
No abstract record available.
Inventors
- 👤 Cloete Floris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:57
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/04; F16K5/0457; F16K5/0464; G; G01; G01F; G01F15/00; Y; Y10; Y10S; Y10S277/00; Y10S277/91
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US978504A
Cited
US2185812A
Cited
US2307828A
Cited
US2485915A
Cited
US2480529A
Cited
US2419481A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-15 | 1957-08-17 | 1958-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-15 | 1961-08-17 | 1962-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-15 | 1965-08-17 | 1966-02-16 | $7700.00 | Window Closed / Lapsed |