FR1139418A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in the production of polymers and copolymers of conjugated polyolefin hydrocarbons
Assignee: Goodrich Gulf Chemicals Inc
•
Filing: 1955-12-01
•
Granted: 1957-07-01
•
Expires: 1975-12-01
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 05:42
CPC Classifications
C; C08; C08F; C08F136/00; C08F136/02; C08F136/04; C08F136/06; C08F10/00; C08F136/08; C08F236/00; C08F236/02; C08F236/04; C08F236/08; C08F36/00; C08F36/02; C08F36/04; Y; Y10; Y10S; Y10S260/00; Y10S260/25
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.