Patent DE1108935B successfully refreshed from Google Patents.
DE1108935B
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Optical system with variable focal length
Assignee: Optische Werke G Rodenstock
•
Filing: 1959-09-29
•
Granted: —
•
Expires: 1979-09-29
Abstract
No abstract record available.
Inventors
- 👤 Franz Schlegel
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 05:00
CPC Classifications
G; G02; G02B; G02B15/00; G02B15/14; G02B15/143; G02B15/1435; G02B15/143503
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.