FR700710A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method and apparatus for the continuous and automatic production of viscose for the manufacture of artificial silk
Assignee: Luciano Ettore Barbisan
•
Filing: 1930-08-18
•
Granted: 1931-03-06
•
Expires: 1950-08-18
Abstract
No abstract record available.
Inventors
- 👤 Luciano Ettore Barbisan
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 17:19
CPC Classifications
D; D01; D01F; D01F2/00; D01F2/06; D01F2/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.