This page provides virtual patent marking for products developed and sold by Trolley Data Management Network Pty Ltd (TDMN).
The listed patents and applications cover TDMN’s sMart Lock and sMart Track systems in Australia, the United States, and other jurisdictions.
This notice is intended to satisfy the virtual marking provisions of 35 USC 287(a) in the United States and equivalent provisions under Australian law.
Patents
| Product / Model | Jurisdiction & Granted Patents | Pending Applications | Notes |
| sMart Lock™ SL 235625 | AU 2018101489 US 11,989,985 B2 | US 18/668,818 PCT/AU2019/051082 (pending) | Coverage includes electronic lock system, tracking, and recharge/battery-powered implementations. |
| sMart Track™ ST 2387225 | AU 2018101489 US 11,989,985 B2 | US 18/668,818 PCT/AU2019/051082 (pending) | Coverage includes standalone tracking system and variants. |
Products listed above may be covered by one or more of the listed patents or applications. Certain features may be protected by additional patents or applications in other jurisdictions not listed here.
Registered Designs
In addition to the patents listed above, TDMN holds registered design rights protecting the visual appearance of its products in multiple jurisdictions.
| Product / Model | Jurisdiction | Design Registration No. | Notes |
| sMart Lock™ | Australia | Design 201915803 | Coinless Trolley or Cart Locking Key |
| sMart Lock™ | Australia | Design 201915802 | Coinless Trolley or Cart Locking Device Housing |
| sMart Lock™ | China | ZL 202030132029.1 | Cart Locking Device Housing |
For patent-related inquiries, please contact: info@tdmn.com.au
Last updated 15 August 2025