Patent FR805293A successfully refreshed from Google Patents.
FR805293A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Compressor-chip spreader
Assignee: Grignard & Cie
•
Filing: 1935-08-03
•
Granted: 1936-11-16
•
Expires: 1955-08-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 04:15
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/48; E01C19/4806; E01C19/482
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.