Patent US3233923A successfully refreshed from Google Patents.
US3233923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible tubing retainer
Assignee: Pyle National Co
•
Filing: 1963-06-24
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Granted: 1966-02-08
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Expires: 1983-06-24
Abstract
No abstract record available.
Inventors
- 👤 George K Raider
- 👤 Lester W Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:10
CPC Classifications
F; F16; F16L; F16L33/00; F16L33/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US368372A
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US1645490A
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US1780825A
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US2284222A
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GB570815A
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US2418418A
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US2580872A
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US2669469A
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US2846831A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |