Patent FR987850A successfully refreshed from Google Patents.
FR987850A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method and device for the debitage of stony and ceramic materials
Assignee: Paul Marcerou
•
Filing: 1949-06-07
•
Granted: 1951-08-20
•
Expires: 1969-06-07
Abstract
No abstract record available.
Inventors
- 👤 Paul Marcerou
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 20:30
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/22; B28D1/222
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.