Patent US3449152A successfully refreshed from Google Patents.
US3449152A
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US
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Method of resin impregnating a spool of fiberglass roving
Assignee: Beazer East Inc
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Filing: 1965-06-01
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Granted: 1969-06-10
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Expires: 1985-06-01
Abstract
No abstract record available.
Inventors
- 👤 Robert S Detrick
- 👤 Gerald J Gillespie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:52
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/12; C03C25/16; B; B05; B05D; B05D1/00; B05D1/18; B05D3/00; B05D3/04; B05D3/0493; B29; B29C; B29C53/00; B29C53/80; B29C53/8008; B29C53/8066
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) | 1972-06-09 | 1972-12-09 | 1973-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-09 | 1976-12-09 | 1977-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-09 | 1980-12-09 | 1981-06-10 | $7700.00 | Window Closed / Lapsed |