Solutions
Empower Patent Analytics
Empower Litigation Defense
Empower License Manager
Use Cases
Patent Licensing
Portfolio Management
Litigation Strategy
Market Intelligence
Data Platform
Contact Us
Login
×
View as Organization
Device for ultrasonic treatment of molten metal
US 2,820,263 A
Filed
: 05/13/1955
Issued
: 01/21/1958
Est. Priority Date
: 10/01/1948
Status: Expired due to Term
Alert
Pin
0
Associated Cases
0
Associated Defendants
0
Product Citations
0
Petitions
19
Forward Citations
0
Assignments
First Claim
Patent Images
View all claims
0 Assignments
Timeline View
Assignment View
Subscription Required
This content requires a subscription to view
Contact Us
or
Login
Subscription Required
This content requires a subscription to view
Contact Us
or
Login
0 Petitions
Subscription Required
This content requires a subscription to view
Contact Us
or
Login
Accused Products
Subscription Required
This content requires a subscription to view
Contact Us
or
Login
Citations
0 Claims
Specification
Resources
Litigation Campaign Assessment
Thank you for your request. You will receive a custom alert email when the Litigation Campaign Assessment is available.
×
Current Assignee
Frank Fruengel
Original Assignee
Frank Fruengel
Inventors
FRANK FRUENGEL
Application Number
US03/508,246
Time in Patent Office
984 Days
Field of Search
US Class Current
164/511
CPC Class Codes
B01J 19/10
employing sonic or ultrason...
B22D 1/00
Treatment of fused masses i...
B22D 27/08
Shaking, vibrating, or turn...
Subscription Required
This content requires a subscription to view
Contact Us
or
Login
×
×