Device for gassing liquids
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Nov 4, 2014
Issued Date -
N/A
app pub date -
Feb 20, 2009
filing date -
Mar 5, 2008
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The invention relates to a method for gassing liquids, in particular for aerating water, wherein gas is fed to a mixing tube (2) via a gas inlet (7) and liquid via a liquid inlet (13) such as to form a mixture of gas and liquid, which is characterised in that the liquid is introduced centrally via a feed pipe (12) and the mouth opening (13) of the latter into the mixing pipe (2) and is spread in the region of the mouth opening (13) by means of an impact onto a spreader (18).
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
UNITED WATERS INTERNATIONAL AG | 6304 ZUG |
International Classification(s)

- 2009 Application Filing Year
- B01F Class
- 476 Applications Filed
- 355 Patents Issued To-Date
- 74.58 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Brunner, Willi | Wiesendangen, CH | 3 | 5 |
# of filed Patents : 3 Total Citations : 5 | |||
Tannenberg, Dan | Trollhattan, SE | 2 | 2 |
# of filed Patents : 2 Total Citations : 2 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 1 Citation Count
- B01F Class
- 13.01 % this patent is cited more than
- 11 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | May 4, 2026 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
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Nov 16, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
May 29, 2018 | I | Issuance | |
May 09, 2018 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jul 10, 2014 | P | Published | |
Mar 28, 2014 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:ROTHMAN, PAUL J.;FERNALD, MARK R.;DIDDEN, FRANCIS K.;AND OTHERS;SIGNING DATES FROM 20131218 TO 20131230;REEL/FRAME:032557/0153 Owner name: CIDRA CORPORATE SERVICES INC., CONNECTICUT |
May 25, 2012 | F | Filing |

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