Patent US3965616A successfully refreshed from Google Patents.
Patent FR436795A successfully refreshed from Google Patents.
FR436795A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Two-roller skate steered by the front roller
Assignee: MARIE-FRANCOIS-JOSEPH DEL PERE DE CARDAILLAC DE ST-PAUL
•
Filing: 1911-11-07
•
Granted: 1912-04-04
•
Expires: 1931-11-07
Abstract
No abstract record available.
Inventors
- 👤 Del Pere De Cardaillac De St Marie-Francois-Joseph
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 17:00
CPC Classifications
A; A63; A63C; A63C17/00; A63C17/04; A63C17/06
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.