US3501359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a reinforced filament wound pipe
Assignee: Beazer East Inc
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Filing: 1967-12-14
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Granted: 1970-03-17
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Expires: 1987-12-14
Abstract
No abstract record available.
Inventors
- 👤 Gerald J Gillespie
- 👤 Lawrence C Couchot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:48
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/80; B29C53/84; B29C53/845; B29K; B29K2067/00; B29K2067/06; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/10; B29K2223/00; B29K2223/10; B29K2223/12; B29K2267/00; B29K2995/00; B29K2995/0037; B29K2995/0049; B29L; B29L2009/00; B29L2023/00; B29L2023/22
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) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |