DE872379C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Low-interference receiving antenna
Assignee: Siemens Corp
•
Filing: 1949-12-09
•
Granted: 1953-03-30
•
Expires: 1969-12-09
Abstract
No abstract record available.
Inventors
- 👤 Martin Dr Rer Nat Arndt
- 👤 Karl Dipl-Ing Buchta
- 👤 Wilhelm Dipl-Ing Dr Vox
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 22:50
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/06; H04B1/10; H04B1/1009
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.