US3529664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
End structure for thermoplastic tubing
Assignee: Ametek Inc
•
Filing: 1969-04-23
•
Granted: 1970-09-22
•
Expires: 1989-04-23
Abstract
No abstract record available.
Inventors
- 👤 Thomas B Baker
- 👤 Kit P Carson
- 👤 Harry W Sandberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:52
CPC Classifications
F; F16; F16L; F16L33/00; F16L33/006; F16L47/00; Y; Y10; Y10S; Y10S138/00; Y10S138/03; Y10T; Y10T403/00; Y10T403/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE582849C
Cited
US2356333A
Cited
US3224795A
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US3268654A
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US3315740A
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US3363680A
Cited
US3419069A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |