US3475532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of fiberreinforced tubes of synthetic resin
Assignee: Basler Stueckfaerberei AG
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Filing: 1966-08-22
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Granted: 1969-10-28
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Expires: 1986-08-22
Abstract
No abstract record available.
Inventors
- 👤 Willy Guldenfels
- 👤 Rudolf Hoenger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:42
CPC Classifications
D; D06; D06B; D06B3/00; D06B3/02; B; B29; B29C; B29C41/00; B29C41/02; B29C41/04; B29C41/042; B29K; B29K2101/00; B29K2101/10; B29K2105/00; B29K2105/06; B29K2105/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |