US2984864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for producing fibers and thin material
Assignee: Compagnie de Saint Gobain SA
•
Filing: 1959-02-12
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Granted: 1961-05-23
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Expires: 1979-02-12
Abstract
No abstract record available.
Inventors
- 👤 Levecque Marcel
- 👤 Mabru Marcel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:24
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/04; C03B37/045; A; A61; A61K; A61K38/00; A61K38/16; A61K38/55; A61K38/57; D; D01; D01D; D01D5/00; D01D5/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2194727A
Cited
AU205437A
Cited
US2431205A
Cited
US2612654A
Cited
US2609566A
Cited
FR1124487A
Cited
US2863493A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |