About CTPLO

Who we are

The China Trademark and Patent Law Office Limited (CTPLO) was founded in the year 2004. The founder, Mr. Joe Shen, decided to establish CTPLO in order to help small and large scale businesses in marketing their own brand and trademark through the simplest process as much as possible. CTPLO aims in providing a quick and highly responsive service, coupled with a top of the line qualitative bilingual legal services, geared in establishing and maintaining long-term relationships with both our domestic and foreign clients.

As one of the leading Intellectual Property Law Office in China, the experiences and credentials of CTPLO are just so vast and diversed which transcend over a broad range of industries. The level of professionalism exhibited by CTPLO is beyond refute. This is the very reason why we in CTPLO always opt for a personalized service designed to satisfy the pertinent needs of each of our clientele. The vigilant foresight of CTPLO is just so keen that it is so responsive and quick in providing creative and skillful solutions concerning any adversaries such that of possible brand infringements. It is just the philosophy of CTPLO to minimize, if not eradicate, any threats or risks affecting the portfolio of our clients.

The headquarter of CTPLO is located in Hangzhou, China. In the meanwhile, we are also specialized for handling trademark issues in Hong Kong, Taiwan and Macau.


Our Team

Chemistry and Biology

The analysts in our Chemistry and Biology team are familiar with STN and GenomeQuest. They use NIH, NCBI, USDA, FDA databases on a daily basis. Those specialized databases, when used with LZ Innovation’s professional search and analytics methodology, can yield great work. Our expertise covers food industry, new material, pharmaceutics, DNA and Protein sequence search, molecular structure search, polymers, herbicides, petrochemistry and compounds.

Mechanical Engineering

Our mechanical analysts are masters in all mechanical areas including medical devices. They are specialized in study catalogs, manuals, instructions, webpages and industry standards. We have project experience in powertrain, new energy vehicle, equipment in petro-industry, rail transportation system including high speed rail, vehicle design, automation system, turbojet, assembly line equipment, commercial hardware including portable tools, wearable sensors, implantable stent, clinical supplies and all kinds of clinical image systems.

Electrical Engineering

Our electrical engineering team are good at the technologies of smart grid, batteries, solar energy, semiconductors, memories, integrated circuit, FETs (MOSFET,FinFET), microelectronics (ie. MEMs), LED/OLED, optical system, photoelectric system (laser, CCD), electrical component of commercial appliances and nanotechnology. We emphasize research periodic databases beside patent documents.

We have analysts specialized in electrical communication who are able to utilize industry databases and standards. They further knows sensors, local area network, 4G/5G, signal filtration, audio processing, position technology, remote monitoring, optical communication, firewalls and routing protocols.

Computer Technology

The computer team are experienced in hardware and software technology search. They also search and analyze business methods. They specialized areas are cloud technology, drones and navigation, VR, automated financial transaction, internet software, next generation mobile payment, identification and encryption including fingerprint verification, information safety, internet control.


Companies we have worked with