Patent DE655912C successfully refreshed from Google Patents.
DE655912C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Lifebelt
Assignee: IG Farbenindustrie AG
•
Filing: 1935-06-01
•
Granted: 1938-01-25
•
Expires: 1955-06-01
Abstract
No abstract record available.
Inventors
- 👤 Hermann Dohrenbusch
- 👤 Wilhelm Nonnenbroich
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 15:31
CPC Classifications
A; A62; A62B; A62B35/00; A62B35/0006; A62B35/0018; A62B35/0025; A62B35/0037
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.