Patent US2932598A successfully refreshed from Google Patents.
US2932598A
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US
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Glass fiber treatment
Assignee: Bjorksten Research Laboratories Inc
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Filing: 1954-08-12
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Granted: 1960-04-12
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Expires: 1974-08-12
Abstract
No abstract record available.
Inventors
- 👤 James E Henning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:35
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/38; Y; Y10; Y10T; Y10T428/00; Y10T428/23; Y10T428/237; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2938; Y10T428/294; Y10T428/2942; Y10T428/2947; Y10T428/2956; Y10T428/2958; Y10T428/31504; Y10T428/31786; Y10T428/31797
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
AN ARTICLE OF MANUFACTURE COMPRISING FIBROUS GLASS TO THE SURFACE OF WHICH HAS BEEN APPLIED ZIRCONYL CARBONATE AND THE WHOLE ENCLOSED BY A SHEATH OF SYNTHETIC RESIN, THE ZIRCONIUM COMPOUND SERVING TO INTEGRALLY BOND THE GLASS TO THE RESIN.
Claim 2
Dependent Claim
39 words
AN ARTICLE OF MANUFACTURE COMPRISING FIBROUS GLASS TO THE SURFACE OF WHICH HAS BEEN APPLIED ZIRCONYL CARBONATE AND THE WHOLE ENCLOSED BY A SHEATH OF SYNTHETIC RESIN, THE ZIRCONIUM COMPOUND SERVING TO INTEGRALLY BOND THE GLASS TO THE RESIN.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |