Please download the dossier by clicking on the dossier button
x
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
Sprinkler system connection for sprinkler head
US 2,823,807 A
Filed
: 07/27/1953
Issued
: 02/18/1958
Est. Priority Date
: 07/27/1953
Status: Expired due to Term
Alert
Pin
0
Associated Cases
0
Associated Defendants
0
Product Citations
0
Petitions
1
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
Herbert W. Hempel
Original Assignee
Herbert W. Hempel
Inventors
Hempel, Herbert W.
Application Number
US03/370,457
Time in Patent Office
1,667 Days
Field of Search
US Class Current
210/532.1
CPC Class Codes
A62C 35/605
operating and sounding alar...
F16L 41/021
T- or cross-pieces F16L41/0...
Subscription Required
This content requires a subscription to view
Contact Us
or
Login
×
×