Patent US4722414A successfully refreshed from Google Patents.
Patent US3923066A successfully refreshed from Google Patents.
FR516398A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Device for preventing the porosity of plastic pastes, especially casein bars or other lumpy or powdery bases or raw materials
Assignee: Richard Weiss oHG
•
Filing: 1918-04-08
•
Granted: 1921-04-18
•
Expires: 1938-04-08
Abstract
No abstract record available.
Inventors
- 👤 Richard Weiss
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 12:18
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/36; B29C48/50; B29C48/69; B29C48/03; B29C48/05; B29C48/07; B29C48/08
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.