US2341219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbonaceous coating for glass fibers
Assignee: Owens Corning
•
Filing: 1940-12-06
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Granted: 1944-02-08
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Expires: 1960-12-06
Abstract
No abstract record available.
Inventors
- 👤 Harry N Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:59
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/002; H01B3/004; C; C03; C03C; C03C25/00; C03C25/10; C03C25/42; C03C25/44; Y; Y10; Y10T; Y10T428/00; Y10T428/30; Y10T442/00; Y10T442/20; Y10T442/2418; Y10T442/2426; Y10T442/2926; Y10T442/2992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-02-07 | 1947-08-09 | 1948-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-02-07 | 1951-08-09 | 1952-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-02-07 | 1955-08-09 | 1956-02-08 | $7700.00 | Window Closed / Lapsed |