The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 13, 2026
Filed:
Dec. 30, 2021
Guangdong Guoshijian Technology Development Co., Ltd., Guangdong, CN;
Wei MA, Guangdong, CN;
Jiasheng Huang, Guangdong, CN;
GUANGDONG GUOSHIJIAN TECHNOLOGY DEVELOPMENT CO., LTD, Foshan, CN;
Abstract
A negative-pressure sputum suction device capable of intermittently sucking sputum includes a box body, an intermittent negative pressure mechanism, an atomization mechanism, a negative pressure pipe, a ventilation frame, a filter screen, a collection mechanism, a box door, an anti-skid leg and a conveying pipe; the intermittent negative pressure mechanism is arranged in the box body, the atomization mechanism is arranged in the box body, and the negative pressure pipe is fixedly connected to the box body; the ventilation frame is fixedly connected to the box body, the filter screen is fixedly connected to the ventilation frame, the collection mechanism is arranged on the outer side of the box body, and the box door is hinged to the box body; four evenly-distributed anti-skid legs are fixedly connected to the box body, and the conveying pipe is fixedly connected to the box body.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile