Autosampler and liquid chromatograph

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9983177
SERIAL NO

15062627

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An autosampler according to an embodiment includes a sampling channel including a movable needle at a tip, and a switching valve, including a plurality of ports, for switching the connection state between the ports by switching the position of a rotor by rotating the rotor. The rotor of the switching valve includes an injecting position in which a delivery port and a sampling port are communicated and an injection port and an analysis port are communicated, a purging position in which the delivery port and the sampling port are communicated and the injection port and a drain port are communicated, and a loading position in which the delivery port and the analysis port are communicated.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SHIMADZU CORPORATIONKYOTO-SHI KYOTO 604-8511

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujita, Takaaki Kyoto, JP 9 66

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 29, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 29, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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