Patent US2184899A successfully refreshed from Google Patents.
US2184899A
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Fiber glass wicking
Assignee: Owens Corning
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Filing: 1938-07-28
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Granted: 1939-12-26
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Expires: 1958-07-28
Abstract
No abstract record available.
Inventors
- 👤 Errol B Shand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:57
CPC Classifications
F; F21; F21V; F21V37/00; F21V37/0004; F21V37/002; F21V37/0029; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2139; Y10T442/2361; Y10T442/2508; Y10T442/2631; Y10T442/2926; Y10T442/2959; Y10T442/2992; Y10T442/30; Y10T442/3049
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) | 1942-12-25 | 1943-06-26 | 1943-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-25 | 1947-06-26 | 1947-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-25 | 1951-06-26 | 1951-12-26 | $7700.00 | Window Closed / Lapsed |