All
All
Patent Litigation
Parties
Patents
News
Judges
Law Firms
Attorneys
Venues
Please enter minimum 2 characters
All
Litigation
Parties
Patents
News
Judges
Law Firms
Attorneys
Venues
Use Cases
Litigation Research
Litigation Strategy
Risk Analysis
Business Development
Active Matter Management
Monitoring
Contact Us
Login
×
View as Organization
Transistor filter
US 2,995,697 A
Filed
: 02/18/1957
Issued
: 08/08/1961
Est. Priority Date
: 02/18/1957
Status: Expired due to Term
Alert
Pin
0
Associated Cases
0
Associated Defendants
0
Product Citations
0
Petitions
4
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
4 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
Thomas J. Grenier
Original Assignee
Thomas J. Grenier
Inventors
Grenier, Thomas J.
Application Number
US03/640,934
Time in Patent Office
1,632 Days
Field of Search
US Class Current
323/303
CPC Class Codes
H02M 1/15
using active elements
Subscription Required
This content requires a subscription to view
Contact Us
or
Login
×
×