IP Library Granted Patent US 7,748,839
Granted Patent B2
US 7,748,839 · App. 11/382,286 · Granted Jul 6, 2010

Handheld printing with reference indicia

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Quick Facts
Patent No.
US 7,748,839
App. No.
11/382,286
Granted
Jul 6, 2010
Kind
B2
Abstract

Methods and apparatus include a handheld printer manipulated back and forth by an operator during use to print an image on a media. The media includes reference indicia upon which users maneuver the printer whenever a location of the printer is unknown or needs updating or validating. A controller of the printer correlates the location of a printhead to the image and when lost communicates to a direction indicator to provide user notification of where to move the housing to reacquire the location. Embodiments of the reference indicia include guide and location patterns, with the guide pattern pointing to the location pattern. Other indicia include related tick marks of substantially equal size and shape with substantially equal spacing there between. Supply items for applying on the media include a substrate with reference indicia thereon that matches stored reference indicia in the printer.

Claims (21)

1. A method of printing an image with a handheld printer, comprising:

providing a reference indicia on a media, the reference indicia including a location pattern and a guide pattern;

determining whether the printer is lost relative to the image; and

if lost, directing the printer towards the location pattern by using the guide pattern of the reference indicia and positioning the printer thereon to reacquire printer location.

2. The method of claim 1 , further including, providing an integrated display panel on the handheld printer with position indicators therein to facilitate movement of the printer, wherein if the printer is lost, the position indicators indicating a direction of printer travel to the reference indicia.

3. The method of claim 2 , wherein providing the position indicators within the display panel further including a plurality of arrows showing direction of the printer travel when the printer is lost.

4. The method of claim 1 , further including, if lost, entering a mode of printer operation having no printing.

5. The method of claim 1 , wherein the providing the reference indicia further includes printing the reference indicia on the media.

6. The method of claim 1 , wherein the providing the reference indicia further includes laying the reference indicia on the media.

7. The method of claim 6 , wherein the laying the reference indicia on the media further includes adhering the reference indicia to the media.

8. The method of claim 1 , wherein the providing the reference indicia further includes obtaining the media with the reference indicia already printed.

9. A method of printing an image with a handheld printer to be manipulated back and forth by an operator during use, comprising:

providing a media;

providing a reference indicia on the media with a location pattern and a guide pattern; and

using the guide pattern of the reference indicia to direct the printer to the location pattern of the reference indicia to reacquire printer location.

10. The method of claim 9 , further including determining whether the printer is lost relative to the image before the using the guide pattern.

11. The method of claim 9 , further including providing an integrated display panel on the handheld printer with position indicators therein to facilitate movement of the printer, wherein the positional indicators indicating a direction of printer travel to the reference indicia.

12. The method of claim 11 , wherein providing the position indicators within the display panel further including a plurality of arrows showing direction of the printer travel when the printer is lost.

13. The method of claim 9 , further including entering a mode of printer operation having no printing during the using the guide pattern.

14. The method of claim 9 , wherein the providing the reference indicia further includes printing the reference indicia on the media.

15. The method of claim 9 , wherein the providing the reference indicia further includes obtaining the media with the reference indicia already printed.

Assignments (4)
RELEASE OF SECURITY INTEREST Recorded Jan 18, 2024
From: CHINA CITIC BANK CORPORATION LIMITED, GUANGZHOU BRANCH, AS COLLATERAL AGENT
To: LEXMARK INTERNATIONAL, INC.
Reel/Frame 066345/0026 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 20, 2020
From: NOE, GARY LEE; REED, WILLIAM HENRY
To: LEXMARK INTERNATIONAL, INC.
Reel/Frame 052710/0679 →
CORRECTIVE ASSIGNMENT TO CORRECT THE INCORRECT U.S. PATENT NUMBER PREVIOUSLY RECORDED AT REEL: 046989 FRAME: 0396. ASSIGNOR(S) HEREBY CONFIRMS THE PATENT SECURITY AGREEMENT. Recorded Oct 24, 2018
From: LEXMARK INTERNATIONAL, INC.
To: CHINA CITIC BANK CORPORATION LIMITED, GUANGZHOU BRANCH, AS COLLATERAL AGENT
Reel/Frame 047760/0795 →
PATENT SECURITY AGREEMENT Recorded Aug 30, 2018
From: LEXMARK INTERNATIONAL, INC.
To: CHINA CITIC BANK CORPORATION LIMITED, GUANGZHOU BRANCH, AS COLLATERAL AGENT
Reel/Frame 046989/0396 →