FR618049A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Toothbrush improvement
Assignee: Arthur-Alfred Dupre
•
Filing: 1926-06-23
•
Granted: 1927-03-02
•
Expires: 1946-06-23
Abstract
No abstract record available.
Inventors
- 👤 Arthur-Alfred Dupre
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 21:31
CPC Classifications
A; A46; A46B; A46B9/00; A46B9/06; A46B2200/00; A46B2200/10; A46B2200/1066
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.