
Andrew Gus Yang
Examiner (ID: 4675, Phone: (571)272-5514 , Office: P/2614 )
| Most Active Art Unit | |
| Art Unit(s) | |
| Total Applications | |
| Issued Applications | |
| Pending Applications | |
| Abandoned Applications |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
| 07/419297 | Regenerative pump with two-stage stripper | Oct 9, 1989 | Issued |
| 07/403278 | Hybrid staged combustion-expander topping cycle engine | Sep 4, 1989 | Issued |
| 07/320564 | Hermetic compressor having resilient internal mounting | Mar 7, 1989 | Issued |
| 07/311086 | VACUUM PUMP AND AUTOMATIC INFLATING PACKERS | Feb 14, 1989 | Abandoned |
| 07/256864 | Turbo hydraulic unitized actuator | Oct 11, 1988 | Issued |
| 07/197857 | LUBRICATION SYSTEM FOR A ROTARY-PISTON INTERNAL COMBUSTION ENGINE | May 23, 1988 | Abandoned |
| 07/193203 | Vacuum flow device | May 8, 1988 | Issued |
| 07/175666 | Two-stage liquid ring pump | Mar 23, 1988 | Issued |
| 07/149896 | Bent axis type axial piston pump or motor | Jan 27, 1988 | Issued |
| 07/148850 | Balanced variable stroke axial piston machine | Jan 26, 1988 | Issued |
| 07/117048 | Extendable cylinders of elastically variable length for use in a pump | Dec 27, 1987 | Issued |
| 07/134720 | Automatic pump protection system | Dec 17, 1987 | Issued |
| 07/122362 | FLUID CONTROL GAS LIFF PUMP | Nov 2, 1987 | Abandoned |
| 07/115677 | VANE PUMP | Oct 29, 1987 | Abandoned |
| 07/113753 | PERISTALTIC PUMP | Oct 26, 1987 | Abandoned |
| 07/113568 | VANE PUMP | Oct 25, 1987 | Abandoned |
| 07/110919 | VANE PUMP | Oct 20, 1987 | Abandoned |
| 07/106370 | Pump with rotating and reciprocating piston | Oct 8, 1987 | Issued |
| 07/087849 | Pump arrangement which includes axially extending cylindrical ring noses on coned rings with a centering ring and seal ring radially of the face wherein two of the ring nose are oppositionally directed and laid together | Aug 16, 1987 | Issued |
| 07/131500 | JET PUMP | Aug 2, 1987 | Abandoned |