DOI.ORG
Filed: May 9, 1997
information services, namely, locating and identifying digital objects in the nature of data structures whose principal…
Owned by: THE INTERNATIONAL DOI FOUNDATION, INC.
Serial Number: 75288943
DOI
Filed: May 9, 1997
providing identifiers for digital objects and other resources in distributed computer systems and ensuring that such identifiers…
Owned by: THE INTERNATIONAL DOI FOUNDATION, INC.
Serial Number: 75289431
SHORTDOI
Filed: September 1, 2009
providing identifiers for digital objects and other resources in distributed computer systems and ensuring that such identifiers…
Owned by: THE INTERNATIONAL DOI FOUNDATION, INC.
Serial Number: 77817108
DOI
Filed: June 10, 2013
Computer services, namely, creating indexing of information, sites, and other resources available on computer networks for…
Owned by: THE INTERNATIONAL DOI FOUNDATION, INC.
Serial Number: 85955184
