Publication 52 - Hazardous, Restricted, and Perishable Mail > 1 Introduction > 18 Trademarks of the USPS > 182 Common Law Marks or USPS Marks with PendingTrademark Applications
The following is a list of Common Law Marks or USPS marks with pending trademark applications that appear throughout Publication 52. The ™ may be used after these marks and the same trademark rules apply whenever these services or terms appear in the DMM. Note: this list changes frequently and some of these marks will become registered and require the ®:
ACS
M-Bag
Priority Mail 3-Day Delivery
Registered Mail
Carrier Pickup
Open and Distribute
Priority Mail 3-Day Delivery Guaranteed
Signature Confirmation
CASS
Parcel Select Regional Ground
Priority Mail 3-Day
USPS Retail Ground
CASS Certified
P.O. Box
Priority Mail Express
U.S. Mail
Courtesy Reply Mail
PO Box
Priority Mail Express 1-Day
US Postage Paid
Delivery Confirmation
Post Office
Priority Mail Express 2-Day
US Postal Service
FCPIS
Post Office Box
Priority Mail Express 3-Day
USPS
First-Class
Postal Service
Priority Mail Express DPO
USPSCA
First-Class Package
Postmaster General
Priority Mail Express Flat Rate Box
USPS Corporate Account
First-Class Package International Service
POSTNET
Priority Mail Express International
USPS Picture Permit
First-Class Package Service
Priority Mail 1-Day Delivery
Priority Mail Express Military
USPS Tracking
IMb
Priority Mail 1-Day Delivery Guaranteed
Priority Mail Express Offshore
IMb Tracing
Priority Mail 1-Day
Priority Mail Express Open and Distribute
ZIP Code
IMRS
Priority Mail 2-Day Delivery
Priority Mail International
International Business Reply
Priority Mail 2-Day Delivery Guaranteed
QBRM
International Priority Airmail
Priority Mail 2-Day
Qualified Business Reply
