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US3434744A
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US
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Tube fitting with locking means
Assignee: Dresser Industries Inc
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Filing: 1966-07-19
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Granted: 1969-03-25
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Expires: 1986-07-19
Abstract
No abstract record available.
Inventors
- 👤 Michael P Yoke
- 👤 Robert P Montesi
- 👤 Robert N Paterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:40
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/08; F16L19/10; F16L19/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2278479A
Cited
US2499024A
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US2909376A
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GB880495A
Cited
US2999701A
Cited
US3312484A
Cited
US3140107A
Cited
US3186740A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |