US3551269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber-plastic composites of improved strength
Assignee: Owens Corning
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Filing: 1967-03-06
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Granted: 1970-12-29
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Expires: 1987-03-06
Abstract
No abstract record available.
Inventors
- 👤 Alfred Marzocchi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:02
CPC Classifications
D; D06; D06N; D06N7/00; D06N7/0005; D06N7/006; B; B29; B29C; B29C70/00; B29C70/04; B29C70/06; B29C70/10; B29C70/16; B29C70/22; D02; D02G; D02G3/00; D02G3/02; D02G3/16; D02G3/18; D02G3/182; D02G3/185; D03; D03D; D03D15/00; D03D15/20; D03D15/242; D03D15/267; D03D15/40; D03D15/49; B29K; B29K2309/00; B29K2309/08; D10; D10B; D10B2101/00; D10B2101/02; D10B2101/06; D10B2401/00; D10B2401/04; D10B2401/041; D10B2401/06; D10B2401/063; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T442/00; Y10T442/20; Y10T442/2008; Y10T442/2041; Y10T442/2049; Y10T442/2139; Y10T442/2926; Y10T442/2934; Y10T442/2943; Y10T442/2992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-28 | 1974-06-29 | 1974-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-28 | 1978-06-29 | 1978-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-28 | 1982-06-29 | 1982-12-29 | $7700.00 | Window Closed / Lapsed |