US2563288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fibrous glass product and method of making the same
Assignee: Owens Corning
•
Filing: 1945-11-13
•
Granted: 1951-08-07
•
Expires: 1965-11-13
Abstract
No abstract record available.
Inventors
- 👤 Steinman Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:20
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/40; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2962
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
54 words
THE METHOD OF MODIFYING THE SURFACE CHARACTERISTICS OF GLASS FIBERS TO IMPROVE ADHESION THERETO OF RESINOUS MATERIALS COMPRISING THE STEPS OF TREATING THE GLASS FIBERS WITH A COMPOSITION CONSISTING ESSENTIALLY OF AN ORGANO SILICON COMPOUND SELECTED FROM THE GROUP CONSISTING OF A SILANE AND THE POLYMERIZED HYDROLYSIS PRODUCTS THEREOF, SAID SILANE HAVING THE FORMULA
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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) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |