CH290580A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Device for the intimate contact of a powder and a gas.
Assignee: Anonima Ammonia Casale Societa
•
Filing: 1951-01-22
•
Granted: —
•
Expires: 1971-01-22
Abstract
No abstract record available.
Inventors
- 👤 Anonima Ammonia Casale Societa
- 👤 Jequier Leon
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-05 05:02
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B01J8/24; B01J8/245; B01J8/0015; B01J8/003; B01J8/26; B01J8/28; B01J8/44; B01J2208/00; B01J2208/00743; B01J2208/00761; B01J2219/00; B01J2219/18; B01J2219/185; B01J2219/19; B01J2219/194; B01J2219/1941; B01J2219/1943; B01J2219/1946
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.