中文简体
|
中文繁体
|
English
|
日本語
国内业务直拨热线400-670-6701
online contact
Home
|
About us
|
Practice
|
Laws and downloads
|
Typical cases
|
Contact Us
Brief Introduction
Professionals
Partner
patent agent
patent Engineer
Trademark/Copyright agent
Unfair Competition
Licensing
Copyrights
Patent article translation
Trademark
Litigation severices
Arbitration
Patent analysis
Power Of Attorney
Laws
Beijing
Nanning branch
Suzhou Branch
Mianyang branch
Wuhan branch
Ningxia branch
Nanjing branch
Jiangmen branch
Jinzhou branch
Changchun branch
Baoding branch
Hangzhou branch
Nanchang branch
Common problems
Common problems
Company and industry news
客户系统
客户系统
首页-->Common problems
What is the duration of Chinese patent?
发布于2011-03-08
The duration of China Patent for invention is twenty years, the duration of patent for utility model and design is ten years, counted from the application date in China.
contact us
北京市 西城区 阜成门外大街2号 万通新世界A711室
邮编:100037
电话:+86-10-6406 8271(总机);+86-10-8856 8506
(总机); +86-10-6806 2950(总机)
直拨:+86-10-5287 9830(专利部) +86-10-5287 9829(专利部)
+86-10-5287 9828(国际部) +86-10-5287 9831(商标部)
传真:+86-10-6406 8271; +86-10-8856 8506
网址:www.farfir.com 电邮:mail@farfir.com
Contact Online