US3446003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber cord construction
Assignee: PPG Industries Inc
•
Filing: 1967-01-03
•
Granted: 1969-05-27
•
Expires: 1987-01-03
Abstract
No abstract record available.
Inventors
- 👤 Robert L Kolek
- 👤 Norman G Bartrug
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:18
CPC Classifications
F; F16; F16G; F16G5/00; F16G5/04; F16G5/06; B; B60; B60C; B60C9/00; B60C9/0028; D; D02; D02G; D02G3/00; D02G3/02; D02G3/16; D02G3/18; D02G3/182; D02G3/44; D02G3/48; D07; D07B; D07B2205/00; D07B2205/30; D07B2205/3003; Y; Y10; Y10S; Y10S57/00; Y10S57/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2799598A
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US2930105A
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US3079664A
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US2800761A
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US2842932A
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US3066383A
Cited
US2958114A
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US2903779A
Cited
US3029590A
Cited
US3252278A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-26 | 1972-11-25 | 1973-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-26 | 1976-11-25 | 1977-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-26 | 1980-11-25 | 1981-05-27 | $7700.00 | Window Closed / Lapsed |