Patent US513292A successfully refreshed from Google Patents.
Patent US3438277A successfully refreshed from Google Patents.
Patent US2202827A successfully refreshed from Google Patents.
Patent DE588955C successfully refreshed from Google Patents.
DE588955C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for reducing the content of harmful substances in tobacco
Assignee: NEUERBURGSCHE VERWALTUNGSGES
•
Filing: 1930-07-27
•
Granted: 1933-11-30
•
Expires: 1950-07-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-06 09:13
CPC Classifications
A; A24; A24B; A24B15/00; A24B15/18; A24B15/24
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.