US2949632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for centrifugally forming fibers
Assignee: Owens Corning
•
Filing: 1958-10-27
•
Granted: 1960-08-23
•
Expires: 1978-10-27
Abstract
No abstract record available.
Inventors
- 👤 Kleist Dale
- 👤 Henry J Snow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:39
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/04; C03B37/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2497369A
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US2328714A
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US2525970A
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US2624912A
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US2609566A
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US2587710A
Cited
US2707847A
Cited
US2816826A
Cited
US2881471A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-23 | 1964-02-22 | 1964-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-23 | 1968-02-22 | 1968-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-23 | 1972-02-22 | 1972-08-23 | $7700.00 | Window Closed / Lapsed |