FR1034536A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Individually adjustable vertical louvers in position and orientation
Assignee: Pierre Malenfant
•
Filing: 1951-03-29
•
Granted: 1953-07-27
•
Expires: 1971-03-29
Abstract
No abstract record available.
Inventors
- 👤 Pierre Malenfant
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 15:33
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/36; E06B9/367; E06B9/362
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.