Load cell and weighing system for cryogenic tanks
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Sep 7, 2004
Grant Date -
Jan 29, 2004
app pub date -
Jul 29, 2002
filing date -
Jul 29, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A load cell and system for detecting the quantity of liquid carbon dioxide in a tank includes load cells positioned between the legs of the tank and a surface. Each load cell includes a frame constructed from a folded metal plate so that a top panel, sides and ends are formed. A beam having proximal and distal ends is suspended from the top panel of the frame by its proximal end and a spacer. A platform support is positioned upon the distal end of the beam with a platform on top. The platform support passes through an opening formed in the top panel of the frame so that the platform is supported above the frame top panel. A leg of the tank is secured to the platform. A strain gauge circuit is mounted to the top surface of the beam and a summary board receives the signals from the strain gauge circuits of multiple load cells so that the quantity of liquid in the tank is determined. This quantity may be displayed and/or transmitted as telemetry to a centralized delivery truck dispatching facility.
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 | |
---|---|---|
CHART INC | 2200 AIRPORT INDUSTRIAL DRIVE SUITE 100 BALL GROUND GA 30107 |
International Classification(s)

- 2002 Application Filing Year
- G01G Class
- 138 Applications Filed
- 51 Patents Issued To-Date
- 36.96 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Kuechenmeister, Robert | St. Paul, MN | 2 | 79 |
# of filed Patents : 2 Total Citations : 79 | |||
Voss, Greg | Lakeville, MN | 20 | 658 |
# of filed Patents : 20 Total Citations : 658 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 25 Citation Count
- G01G Class
- 90.80 % this patent is cited more than
- 21 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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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
---|---|---|---|
Oct 08, 2012 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Sep 07, 2012 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Sep 07, 2012 |
Sep 07, 2012 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Apr 23, 2012 | REMI | MAINTENANCE FEE REMINDER MAILED | |
May 18, 2010 | AS� | SECURITY INTEREST | free format text: SECURITY AGREEMENT;ASSIGNOR:CHART INC.;REEL/FRAME:024424/0115 Owner name: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT Effective Date: May 18, 2010 |
Mar 04, 2008 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Sep 07, 2004 | I | Issuance | |
Jan 29, 2004 | P | Published | |
Aug 19, 2002 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:VOSS, GREG;KUECHENMEISTER, ROBERT;REEL/FRAME:013396/0584 Owner name: CHART, INC., MINNESOTA Effective Date: Aug 19, 2002 |
Jul 29, 2002 | F | Filing | |
Jul 29, 2002 | PD | Priority Date |

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