§
Luxuse
Patent Intelligence
Patents
Companies
Categories
Portfolios
Maintenance
Utilities
Sign In
Patent Explorer
Browse, filter, and analyze 1 patents across global jurisdictions.
📥 Export to Excel (.xlsx)
+ Ingest New Patent
Search Keywords / Number
Status
All Statuses
Active / In Force
Application Pending
Expired / Lapsed
Country / Jurisdiction
All Countries
United States (US)
Europe (EP)
WIPO / PCT (WO)
Sort Order
Grant Date (Newest)
Grant Date (Oldest)
Filing Date (Newest)
Expiration Date
Patent Number
Filter
Patent Number
Title
Assignee
Status
Filing Date
Grant Date
Expires
Remaining
Claims
Actions
US4114141A
Digital communication system for transmitting digital information between a central station and a number of remote stations
Datrix Corp
Expired / Lapsed
1977-01-14
1978-09-12
1997-01-14
0.0 yrs
70
Inspect
PDF