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The ornamental design for a personal spirometer, as shown and described. |
FIG. 1 is a front elevational view of a personal spirometer showing our new design, the broken line showing of the digital display is for illustrative purposes only and forms no part of the claimed design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a side view thereof;
FIG. 4 is the opposite side view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
Greskovics, Paul, Hauser, Stephen G., Jewett, Warren R., Heidsiek, Brian R., Blanchard, Richard C., Waterson, Charles K.
Patent | Priority | Assignee | Title |
4122842, | Aug 07 1974 | Puritan Bennett Corporation | Pulmonary diagnostic instrument including breath transducer |
4991591, | Jun 22 1989 | Spirometer with multi-stage fixed orifice | |
5137026, | Jan 04 1990 | GLAXO WELLCOME AUSTRALIA LTD | Personal spirometer |
D325634, | Mar 30 1990 | Welch Allyn, Inc. | Portable spirometer |
D333004, | Mar 29 1990 | FERRARIS DEVELOPMENT & ENGINEERING COMPANY LIMITED, A CORP OF ENGLAND | Ventilatory instrument for measuring peak expiratory flow |
GB2236395, |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 06 1991 | WATERSON, CHARLES K | GLAXO AUSTRALIA PTY , LTD , | ASSIGNMENT OF ASSIGNORS INTEREST | 005767 | /0923 | |
May 06 1991 | JEWETT, WARREN R | GLAXO AUSTRALIA PTY , LTD , | ASSIGNMENT OF ASSIGNORS INTEREST | 005767 | /0939 | |
May 22 1991 | GRESKOVICS, PAUL | GLAXO AUSTRALIA PTY , LTD , | ASSIGNMENT OF ASSIGNORS INTEREST | 005767 | /0935 | |
May 30 1991 | HEIDSIEK, BRIAN R | GLAXO AUSTRLIA PTY , LTD , | ASSIGNMENT OF ASSIGNORS INTEREST | 005767 | /0943 | |
May 31 1991 | HAUSER, STEPHEN G | GLAXO AUSTRALIA PTY , LTD , | ASSIGNMENT OF ASSIGNORS INTEREST | 005767 | /0931 | |
May 31 1991 | BLANCHARD, RICHARD C | GLAXO AUSTRALIA PTY , LTD , | ASSIGNMENT OF ASSIGNORS INTEREST | 005767 | /0931 | |
Jul 10 1991 | Glaxo Australia Pty., Ltd. | (assignment on the face of the patent) | / | |||
Aug 30 1995 | GLAXO AUSTRALIA PTY LTD | GLAXO WELLCOME AUSTRALIA LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008454 | /0749 |
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