Nslicenseendtime; Nslicensestarttime - Netscape DIRECTORY SERVER 6.2 - SCHEMA Reference

For example:
nsLicensedFor: slapd
This attribute is defined in Netscape Administration Services.
Syntax
DirectoryString, multi-valued.
OID
2.16.840.1.113730.3.1.36

nsLicenseEndTime

Definition
Reserved for future use.
This attribute is defined in Netscape Administration Services.
Syntax
DirectoryString, multi-valued.
OID
2.16.840.1.113730.3.1.38

nsLicenseStartTime

Definition
Reserved for future use.
This attribute is defined in Netscape Administration Services.
Syntax
DirectoryString, multi-valued.
OID
2.16.840.1.113730.3.1.37
Chapter 3 Attribute Reference 115