Retrieve an itemized list of Trademark Clearinghouse (TMCH) Claims for an SLD using a Lookup Key.


Use this command to retrieve an itemized list of Trademark Clearinghouse (TMCH) Claims for an SLD using a Lookup Key.

tcnID (Trademark Clearinghouse Claims Notification ID) is valid for 24 to 48 hours. The countdown starts immediately after TP_Check command is successfully executed.


All resellers have access to this command.

Implementation on

Log on to with Login ID resellid, password resellpw.


The query must meet the following requirements:

  • The login ID and password must be valid

Input parameters

Build the query string using this syntax:
command=nameofcommand&uid=yourloginid&pw=yourpassword &paramname=paramvalue&nextparamname=nextparamvalue


Parameter Status Description Max Size
UID Required Account login ID 20
PW Required Account password 20
SLD Required Second-level domain name (for example, enom in 63
LookupKey Required A unique Lookup Key for a domain. Use the TM_Check command to retrieve the value.

Please use URL Encoding to avoid incorrect data being sent.
ResponseType Optional Format of response. Permitted values are Text (default), HTML, or XML 4


Returned parameters and values

Parameter Description
tcnID TMCH Claims Notification ID
tcnStart TMCH Claims start date (UTC)
tcnExpDate TMCH Claims expiration date (UTC)
SLD Second level domain
MarkName Trademark name
Holder Entitlement Holder entitlement
Org Organization name
Street Address
City City
State State
ZipCode Postal code
Country Country
Email Email address
Jur Desc Jurisdiction description
Class Desc Class description
GoodsAndServices Goods and Services name
ErrCount The number of errors if any occurred. If greater than 0, check the Err (1 to ErrCount) values
ErrX Error messages explaining the failure. These can be presented as-is back to the client
Done True indicates this entire response has reached you successfully



  • The default response format is plain text. To receive the response in HTML or XML format, send ResponseType=HTML or ResponseType=XML in your request.
  • Check the return parameter ErrCount. If greater than 0, the transaction failed. The parameter Err(ErrCount) can be presented to the client. Otherwise, process the returned parameters as defined above.