US2858854A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible tubing
Assignee: Flexible Tubing Corp
•
Filing: 1954-11-08
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Granted: 1958-11-04
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Expires: 1974-11-08
Abstract
No abstract record available.
Inventors
- 👤 Frederick K Daggett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:18
CPC Classifications
F; F16; F16L; F16L11/00; F16L11/005; B; B29; B29C; B29C33/00; B29C33/44; B29C33/48; B29C33/50; B29C33/505; B29C53/00; B29C53/56; B29C53/58; B29C53/80; B29C53/82; B29C53/821; B29C53/822; B29L; B29L2009/00; B29L2023/00; B29L2023/18; Y; Y10; Y10S; Y10S138/00; Y10S138/02; Y10S138/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1937069A
Cited
US1909862A
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GB399304A
Cited
US2007883A
Cited
US2355584A
Cited
US2475389A
Cited
US2467999A
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US2525070A
Cited
US2698991A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |