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US2679411A
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US
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High-pressure tubing coupling
Assignee: AMERICAN INSTR CO Inc
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Filing: 1949-01-10
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Granted: 1954-05-25
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Expires: 1969-01-10
Abstract
No abstract record available.
Inventors
- 👤 Thomas G Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:39
CPC Classifications
F; F16; F16L; F16L41/00; F16L41/08; F16L41/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2172650A
Cited
US1441138A
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US1664125A
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US1799762A
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US1919654A
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US2226826A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |