Water purifying filter
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 28, 2020
Grant Date -
Jan 18, 2018
app pub date -
Jul 13, 2017
filing date -
Jul 13, 2016
priority date (Note) -
In Force
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
A water purifying filter has a cylindrical inner housing to receive a filter therein, and an outer housing to receive the inner housing. The inner housing and the outer housing are spaced apart from each other to form an insulation space configured to suppress heat transfer and to reduce the filter freezing inside the inner housing.
First Claim
Other Claims data not available
Family
Loading Family data...
International Classification(s)
- 2017 Application Filing Year
- F25D Class
- 1097 Applications Filed
- 734 Patents Issued To-Date
- 66.91 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- F25D Class
- 62.59 % this patent is cited more than
- 5 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Oct 28, 2027 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Oct 28, 2031 |
