Patent US2985943A successfully refreshed from Google Patents.
US2985943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fibers
Assignee: Owens Corning
•
Filing: 1957-08-13
•
Granted: 1961-05-30
•
Expires: 1977-08-13
Abstract
No abstract record available.
Inventors
- 👤 Slayter Games
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:12
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/08; C03B37/083; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/496; Y10T29/4981
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
37 words
A GLASS FIBER PRODUCT COMPRISING GLASS FIBERS FORMED OF A CONTINUOUS PAHSE OF GLASS AND INCIPIENT CRYSTALS OF GLASS AS A DISPERSED PHASE UNIFORMLY DISTRIBUTED THEREIN AND ALL OF WHICH HAS BEEN HOT WORKED DURING FIBER FORMATION.
References Cited (Backward Citations)
GB381582A
Cited
US2194814A
Cited
US2313296A
Cited
US2253089A
Cited
US2428046A
Cited
US2577213A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |