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Our intellectual property rights protection news

2022/06/24

Regarding our invention patent "A kind of center threading positioning device" was put forward by a company for the second patent invalidation request, the State Intellectual Property Office reviewed this, and finally made a review decision to maintain the validity of the invention patent ZL201510224657.0.

The trial of patent invalidity is the procedure of reascertaining the scope of patent right protection and determines the basis of patent right protection. The so-and-so photoelectric instrument company has two consecutive to the invention patent is invalid request, and submit the dozens, us, Japan and other countries in the patent authorization as evidence, but after the state intellectual property office of the review, decided that the patent invention patent right there is no conflict with our company, think that the reason for all the invalid.

The technical feature of the invention patent of "a center threading positioning device" is that the center limit part and the cross shaft are fixed. Compared with the prior art and the published patents of China, the United States, Japan and other countries, this patent has outstanding substantive characteristics and significant progress, so it is creative. At the same time, this patent is widely used in the key products manufactured by our company, which can not only streamline the technological process and reduce the production cost, but also make significant contributions to the lightweight, quality and environmental protection of the products.

Hereby, our company solemnly declares to all customers and consumers that the technology used in our products has been authorized by patent, and our company is the legal patentee of the technology. Puretest Laser Measuring Tools (Hangzhou) CO., LTD IS THE only company in China that has obtained the authorization from our company and can legally use our patent right. Products manufactured by other companies using the same technology are illegally authorized and constitute infringement of our patent right for invention. Therefore, our company has set up a rights protection team, which will continuously pursue the responsibility for all kinds of infringements on the market, and file rights protection lawsuits according to law.