US3592768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flared tube strainer
Assignee: National Aeronautics and Space Administration
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Filing: 1966-11-23
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Granted: 1971-07-13
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Expires: 1986-11-23
Abstract
Abstract A STRAINER FOR A FLARED TUBE FITTING. THE STRAINER HAS A FILTERING PORTION WHICH FITS WITHIN THE TUBE. A FITTING IS SECURED TO THE FILTERING PORTION AND IS FLARED TO MATCH THE TUBE FLARING. THE FLARED PORTION OF THE FITTING IS CLAMPED BETWEEN THE TUBE AND A CONNECTOR POSITIONING AND FIXING THE STRAINER IN THE TUBE.
Inventors
- 👤 Otis J Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:13
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/24; F16L19/00; F16L19/04; F16L19/05
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) | 1974-07-12 | 1975-01-11 | 1975-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-12 | 1979-01-11 | 1979-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-12 | 1983-01-11 | 1983-07-13 | $7700.00 | Window Closed / Lapsed |