US3495646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforcement for vulcanized rubberlike products and method of making same
Assignee: Owens Corning
•
Filing: 1968-02-21
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Granted: 1970-02-17
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Expires: 1988-02-21
Abstract
No abstract record available.
Inventors
- 👤 Alfred Marzocchi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:35
CPC Classifications
E; E04; E04C; E04C5/00; E04C5/07; E04C5/073; B; B60; B60C; B60C9/00; B60C9/0028; D; D02; D02G; D02G3/00; D02G3/02; D02G3/16; D02G3/18; D02G3/182; D02G3/185; D02G3/44; D02G3/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US143743A
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US1884069A
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US2184326A
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US2335644A
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US2598829A
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US3243338A
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US3279161A
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US3315722A
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US3311152A
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US3323975A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |