Gaseous piston method for suction and compression in closed chamber gas equipments
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 12, 2001
Grant Date -
N/A
app pub date -
Oct 10, 1995
filing date -
Oct 10, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for conducting suction and compression operation on a gaseous medium of thermodynamic process in the closed chamber of a closed chamber gas equipment said suction operation intended to bring the gaseous medium in to the closed chamber and said compression operation intended to compress the gaseous medium retained within the closed chamber; The gaseous medium is exposed to have direct contact with a gas which is dissimilar in composition to that of said gaseous medium and which is moving away from and towards the gaseous medium with the aid of a gas discharge means performing respectively the suction and compression operation and thereby acting as a gaseous piston. The gaseous piston may do only one of the two operations namely suction or compression. The gas discharge means may comprise a venturi means connected to the closed chamber or a gas reservoir connected to the closed chamber or both. The admittance of gaseous piston in to and out of the closed chamber may be through valve or port means. The gaseous piston may work along with a solid piston in such a way that one of the pistons is doing suction operation and the other is doing compression operation.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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SARATHI T R | Not Provided |
International Classification(s)

- 1995 Application Filing Year
- F04F Class
- 31 Applications Filed
- 11 Patents Issued To-Date
- 35.49 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Sarathi, T R | Door No 2014, Sumathy Flats, New Boag Road, Madras, 600 017, IN | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- F04F Class
- 0 % this patent is cited more than
- 24 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 |
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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

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Mar 07, 2006 | I | Issuance | |
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