US3144237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Angular disconnect coupling
Assignee: TAP RITE PRODUCTS CORP
•
Filing: 1962-02-07
•
Granted: 1964-08-11
•
Expires: 1982-02-07
Abstract
No abstract record available.
Inventors
- 👤 Zurit David
- 👤 Michael J Parisi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:45
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/28; F16L37/30; F16L37/32; F16L37/22; F16L37/23
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US754021A
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US1370128A
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US1651778A
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US1581007A
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FR766771A
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US2103503A
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US2124937A
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US2199143A
Cited
US2770474A
Cited
US3074685A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |