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
Closure and tapping construction
US 2,790,571 A
Filed
: 05/18/1953
Issued
: 04/30/1957
Est. Priority Date
: 05/18/1953
Status: Expired due to Term
Alert
Pin
0
Associated Cases
0
Associated Defendants
0
Product Citations
0
Petitions
61
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
Donald Flaith George
,
Joseph E. Smith Jr
Original Assignee
Donald Flaith George
,
Joseph E. Smith Jr
Inventors
DONALD FLAITH GEORGE
,
Smith, Joseph E. Jr.
Application Number
US03/355,675
Time in Patent Office
1,443 Days
Field of Search
US Class Current
217/99
CPC Class Codes
B65D 47/32
with means for venting
Y10S 285/918
O-ring
Y10T 137/6133
Combined rotary and longitu...
Y10T 403/7005
Lugged member, rotary engag...
Subscription Required
This content requires a subscription to view
Contact Us
or
Login
×
×