Patent DE701971C successfully refreshed from Google Patents.
DE701971C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Side bars
Assignee: Optische Werke G Rodenstock
•
Filing: 1938-11-23
•
Granted: 1941-01-28
•
Expires: 1958-11-23
Abstract
No abstract record available.
Inventors
- 👤 Josef Schechinger
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 17:23
CPC Classifications
G; G02; G02C; G02C5/00; G02C5/12; G02C5/122
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.