Patent US3380029A successfully refreshed from Google Patents.
FR993071A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Hardness measuring instrument
Assignee: Gaston-Charles Ory
•
Filing: 1944-11-23
•
Granted: 1951-10-26
•
Expires: 1964-11-23
Abstract
No abstract record available.
Inventors
- 👤 Gaston-Charles Ory
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 14:19
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/40; G01N3/42
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.