FR829453A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to elastic systems with variable flexibility, in particular for vehicle suspensions
Assignee: Dubonnet
•
Filing: 1937-11-18
•
Granted: 1938-06-28
•
Expires: 1957-11-18
Abstract
No abstract record available.
Inventors
- 👤 Dubonnet
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 08:19
CPC Classifications
B; B60; B60G; B60G7/00; B60G7/04; B60G11/00; B60G11/14; B60G11/32; B60G11/48; B60G17/00; B60G17/02; B60G17/021; B60G2202/00; B60G2202/10; B60G2202/12; B60G2202/13; B60G2202/134; B60G2202/30; B60G2202/31; B60G2202/312; B60G2204/00; B60G2204/10; B60G2204/12; B60G2204/124; B60G2204/40; B60G2204/45; B60G2204/4502; B60G2204/4504; B60G2500/00; B60G2500/20
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.