US3012281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming fibers
Assignee: Owens Corning
•
Filing: 1955-02-25
•
Granted: 1961-12-12
•
Expires: 1975-02-25
Abstract
No abstract record available.
Inventors
- 👤 Charles J Stalego
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:39
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/04; C03B37/048
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2624912A
Cited
US2499218A
Cited
US2607075A
Cited
US2645814A
Cited
US2609566A
Cited
US2643415A
Cited
US2646593A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |