US3371378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing extruded tubes composed of extrudable thermosetting resins containing reinforcing fibers of fine texture
Assignee: JACK J BAIER
•
Filing: 1966-07-28
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Granted: 1968-03-05
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Expires: 1986-07-28
Abstract
No abstract record available.
Inventors
- 👤 Jack J Baier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:11
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/022; B29C48/03; B29C48/09; B29K; B29K2101/00; B29K2101/10; B29K2301/00; B29K2301/10
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |