Handheld interrogator
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Description
FIG. 1 is a perspective view of the handheld interrogator showing our new design;
FIG. 2 is a front elevational view thereof, the rear view is a mirror image;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom elevational view thereof;
FIG. 5 is a right side elevational view thereof; and,
FIG. 6 is a left side elevational view thereof.
The broken line drawing in all figure views is for illustrative purposes only, and forms no part of the claimed design.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
| D307138 | April 10, 1990 | Knowles |
| D352937 | November 29, 1994 | Karlin |
| D362435 | September 19, 1995 | Charych et al. |
| D377347 | January 14, 1997 | Karlin |
| D400199 | October 27, 1998 | Fitch et al. |
| D414171 | September 21, 1999 | Swift et al. |
| 5280159 | January 18, 1994 | Schultz et al. |
| 0 987 646 A2 | March 2000 | EPX |
- 3 pgs regarding Trovan Readers from internet site www.trovan.com/readers.htrr printed Jun. 12, 2000. 2 pgs. regarding IDENTEC i-COM handheld interrogator from internet site www.identec.com/systemcomponents.htm printed Jun. 12, 2000. 1 pg. regarding IR-100E: Portable Reader from internet site www.motorola.com/LMPS/Indala/ir-100e.htr printed Jun. 12, 2000. 3 pgs. regarding Spider RFID from internet site www.wirelessmountain.com/spiderreader.htr printed Jun. 12, 2000. 2 pgs. regarding Performa.TM. Portable Reader from internet site www.checkpointsystems.com/rfid/retperf.htm printed Jun. 12, 2000. 2 pgs. regarding Hand-Held Computer 5020 from internet site www.corp.intermec.com/products/5020.htm printed Jun. 12, 2000. 1 pg. regarding Portable RFID Readers from internet site www.stid.com/p.sub.-- Portables.sub.-- uk.htrr printed Jun. 12, 2000. 2 pgs. regarding workabout from internet site www.enterprise.psion.com/public/products/workaboutrf.ht printed Jun. 12, 2000. 2 pgs. regarding Moby RFID Tag Reader from internet site www.enterprise.psion.com/public/3rdparty/3rdrfidsiemens.htr printed Jun. 12, 2000. 1 pg. regarding Portable RFID Blackroc from internet site www.blackroc.com/PORTABLE%20RFID.htrr printed Jun. 12, 2000.
Patent History
Patent number: D435557
Type: Grant
Filed: Jan 14, 2000
Date of Patent: Dec 26, 2000
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Peter M. Eisenberg (Minneapolis, MN), Bernard A. Gonzalez (St. Paul, MN), Mitchell B. Grunes (Minneapolis, MN), Robert J. Schilling (Arden Hills, MN)
Primary Examiner: M. H. Tung
Attorney: Peter L. Olson
Application Number: 0/117,015
Type: Grant
Filed: Jan 14, 2000
Date of Patent: Dec 26, 2000
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Peter M. Eisenberg (Minneapolis, MN), Bernard A. Gonzalez (St. Paul, MN), Mitchell B. Grunes (Minneapolis, MN), Robert J. Schilling (Arden Hills, MN)
Primary Examiner: M. H. Tung
Attorney: Peter L. Olson
Application Number: 0/117,015
Classifications