Patent US4396630A successfully refreshed from Google Patents.
Patent US1122778A successfully refreshed from Google Patents.
Patent FR1381031A successfully refreshed from Google Patents.
FR1381031A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for the preparation of impact resistant polyvinyl chloride
Assignee: Dynamit Nobel AG
•
Filing: 1964-01-28
•
Granted: 1964-12-04
•
Expires: 1984-01-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 17:17
CPC Classifications
C; C08; C08F; C08F259/00; C08F259/02; C08F259/04; C08F255/00; C08F255/02
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.