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
Watch crown seal
US 2,771,734 A
Filed
: 07/21/1953
Issued
: 11/27/1956
Est. Priority Date
: 05/06/1953
Status: Expired due to Term
Alert
Pin
0
Associated Cases
0
Associated Defendants
0
Product Citations
0
Petitions
66
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
66 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
Ernest Morf
Original Assignee
Ernest Morf
Inventors
ERNEST MORF
Application Number
US03/369,317
Time in Patent Office
1,225 Days
Field of Search
US Class Current
368/289
CPC Class Codes
G04B 37/10
of winding stems constructi...
Subscription Required
This content requires a subscription to view
Contact Us
or
Login
×
×