IP Library Granted Patent US 4,902,446
Granted Patent Utility
US 4,902,446 · App. 06/768,506

Method for reducing the volume of radioactively loaded liquids, and finned body for use in the process

Inventors: Dietmar Erbse, Lydia Fuchs, Dietmar Bege, Horst Queiser, Siegfried Meininger
Patented Case View Patent ↗
Granted: Feb 20, 1990 Filed: Aug 22, 1985
Inventors
Dietmar Erbse
Lydia Fuchs
Dietmar Bege
Horst Queiser
Siegfried Meininger
Assignee (at issue)
Siemens Aktiengesellschaft

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,902,446
App. No.
06/768,506
Filed
1985-08-22
Granted
1990-02-20
Kind
A