IP Library Granted Patent US 12,622,413
Granted Patent B2
US 12,622,413 · App. 18/401,822 · Granted May 12, 2026

Pet water filter cartridge

Inventor: Changqing Han (Beijing, CN)
A01K7/02C02F1/001C02F1/281C02F1/283C02F1/42C02F2103/20C02F2201/002C02F2201/006
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 12,622,413
App. No.
18/401,822
Granted
May 12, 2026
Kind
B2
Abstract

The present disclosure discloses a pet water filter cartridge, which specifically relates to the field of filtration technology for pet drinking water and aquatic aquaculture water, including a water filter cartridge carrier and a filter material. The water filter cartridge carrier is composed of a non-woven cotton hot pressed base and a non-woven cotton cover, the base is provided with an accommodation chamber. The accommodation chamber is provided with the filter material, the non-woven cotton cover is sealed at an opening of the accommodation chamber. The present disclosure directly uses non-woven cotton heat pressed filter cartridge carrier with various shapes, the entire filter cartridge is made of a filtering material. The materials used are all involved in water filtration, no excess plastic skeleton or trays are used as the filter cartridge carrier, which can reduce the pressure of emissions on the environment and be more environmentally friendly.

Claims (7)

1 . A pet water filter cartridge, comprising a water filter cartridge carrier and a filter material ( 1 ), wherein the water filter cartridge carrier is composed of a non-woven cotton hot pressed base ( 2 ) and a non-woven cotton cover ( 3 ); the base ( 2 ) is provided with an accommodation chamber ( 4 ), the accommodation chamber ( 4 ) is provided with the filter material ( 1 ), the non-woven cotton cover ( 3 ) is sealed at an opening of the accommodation chamber ( 4 ).

2 . The pet water filter cartridge according to claim 1 , wherein a middle of the base ( 2 ) is provided with a positioning hole ( 5 ).

3 . The pet water filter cartridge according to claim 1 , wherein the accommodation chamber ( 4 ) in the base ( 2 ) is multiple, the multiple accommodation chambers ( 4 ) are evenly provided in the base ( 2 ).

4 . The pet water filter cartridge according to claim 2 , wherein the accommodation chamber ( 4 ) in the base ( 2 ) is multiple, the multiple accommodation chambers ( 4 ) are evenly provided in the base ( 2 ).

5 . The pet water filter cartridge according to claim 1 , wherein the filter material ( 1 ) is a bulk exchange resin, activated carbon, or zeolite.

6 . The pet water filter cartridge according to claim 1 , wherein the non-woven cotton cover ( 3 ) is sealed at the opening of the accommodation chamber ( 4 ) by hot pressing or ultrasound sealing.

7 . The pet water filter cartridge according to claim 1 , wherein the base ( 2 ) is in a shape of a disc.

Continuity (2)
Continuation PCTCN2021143947 · Dec 13, 2021
Related Publication 20240158262A1 · May 16, 2024
References Cited (8)
US 20200085010A1 · Youn · 2020 [cited by applicant]
CN 304875774S · 2018 [cited by applicant]
CN 304875780S · 2018 [cited by applicant]
CN 109095634A · 2018 [cited by applicant]
CN 211861463U · 2020 [cited by applicant]
KR 20180138238A · 2018 [cited by applicant]
English translation Chinese Patent Publication No. CN 211861463 U (2020). [cited by examiner]
English translation Chinese Design Patent No. CN 304875774 S (2018). [cited by examiner]