FR739312A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to the frame on the syringes of the hollow needles for injections
Assignee: Henri-Jean Crocquefer
•
Filing: 1932-06-30
•
Granted: 1933-01-09
•
Expires: 1952-06-30
Abstract
No abstract record available.
Inventors
- 👤 Henri-Jean Crocquefer
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-22 23:13
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/32; A61M5/34; A61M5/344; A61M5/346; A61M2005/3201; A61M5/347
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.