Fluid storage and purification method and system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Mar 1, 2011
Grant Date -
Dec 24, 2009
app pub date -
Sep 1, 2009
filing date -
Apr 7, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of storing and dispensing a fluid includes providing a vessel configured for selective dispensing of the fluid therefrom. A solvent mixture comprising an ionic liquid and a cosolvent is provided within the vessel. The fluid is contacted with the solvent mixture for take-up of the fluid by the solvent mixture. The fluid is released from the ionic liquid and dispensed from the vessel.
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 | |
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MATHESON TRI-GAS INC | 150 ALLEN ROAD BASKING RIDGE NJ 07920 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Torres,, Jr Robert | Parker, US | 24 | 568 |
# of filed Patents : 24 Total Citations : 568 | |||
Vininski, Joseph V | Boulder, US | 15 | 122 |
# of filed Patents : 15 Total Citations : 122 | |||
Wyse, Carrie L | Longmont, US | 15 | 109 |
# of filed Patents : 15 Total Citations : 109 |
Cited Art Landscape
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Patent Citation Ranking
- 1 Citation Count
- B01D Class
- 6.00 % this patent is cited more than
- 14 Age
Forward Cite Landscape
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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 |
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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 |
---|---|---|---|
May 16, 2011 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Apr 15, 2011 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Apr 15, 2011 |
Apr 15, 2011 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Nov 22, 2010 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Sep 26, 2006 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Apr 15, 2003 | I | Issuance | |
Nov 18, 1999 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:WILLOUGHBY, RONALD D.;FOSTER, JAMES D.;REEL/FRAME:010390/0718;SIGNING DATES FROM 19991110 TO 19991112 Owner name: MCGRAW EDISON COMPANY, TEXAS |
Sep 15, 1999 | F | Filing | |
Sep 15, 1999 | PD | Priority Date |

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