IP Library Granted Patent US 8,976,384
Granted Patent B1
US 8,976,384 · App. 14/136,510 · Granted Mar 10, 2015

Secure, server-less print release

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Quick Facts
Patent No.
US 8,976,384
App. No.
14/136,510
Granted
Mar 10, 2015
Kind
B1
Abstract

A print release environment includes a client computing device, an imaging device and an active directory. The client stores an imaging job on a local hard disk. The client registers itself with the active directory indicating an existence of the job. Upon a user logging in to the imaging device to retrieve an imaged media corresponding to the imaging job, the imaging device queries the active directory for possible clients. The imaging device contacts client(s) and retrieves a list of jobs available to the user. The user selects their job and the client releases it direct to the imaging device. The client deletes the imaging job upon successful imaging of the media and undoes its registration with the active directory, unless further imaging jobs exist for the user. Encryption techniques are contemplated to secure the data of the imaging job end-to-end from the client to the imaging device.

Claims (33)

1. A method for imaging media in a print release environment having a client computing device and an imaging device connected in a network but without a print server having stored imaging jobs for release to the imaging device from the client computing device for imaging the media, comprising:

sending an imaging job for storage on a local hard disk of said client computing device;

indicating to an active computing directory that the client computing devices has said imaging job available for processing;

querying the active computing directory by the imaging device to confirm the existence of the imaging job; and

releasing to the imaging device the imaging job from the local hard disk of the client computing device thereby avoiding storing the imaging job on any said print server.

2. The method of claim 1 , further including logging in a user to the imaging device for retrieving an imaged media corresponding to the imaging job.

3. The method of claim 1 , further including contacting the client computing device to receive a list of imaging jobs available to a user of the imaging device, the list including said imaging job stored on the local hard disk of the client computing device.

4. The method of claim 3 , further including displaying the list to the user at the imaging device.

5. The method of claim 4 , upon the user selecting the imaging job from the list, receiving at the imaging device the imaging job from the local hard disk.

6. The method of claim 1 , further including registering the client computing device with the active computing directory.

7. The method of claim 6 , further including undoing registration of the client computing device from the active computing directory upon no further print jobs remaining for a user of the client computing device.

8. The method of claim 1 , further including notifying the client computing device of successfully imaging the imaging job.

9. The method of claim 1 , further including deleting the imaging job from the local hard disk of the client computing device.

10. The method of claim 1 , further including encrypting the imaging job for storage on the local hard disk of the client computing device.

11. The method of claim 10 , further including establishing a secure computing connection between the imaging device and the client computing device before the releasing the imaging job to the imaging device.

12. The method of claim 10 , receiving at the imaging device keys to decrypt the encrypted imaging job.

13. The method of claim 10 , further including decrypting the imaging job at the imaging device after the releasing the imaging job to the imaging device.

14. The method of claim 1 , further including requiring a user to log in to the client computing device and the imaging device with a common user identification card.

15. A method for imaging media in a print release environment having a client computing device and an imaging device connected in a network but without a print server having stored imaging jobs for release to the imaging device from the client computing device for imaging the media, comprising:

storing an imaging job on a local hard disk of said client computing device;

indicating from the client computing device to an active computing directory that the client computing devices has said imaging job available for imaging by the imaging device;

logging in a user to the imaging device for retrieving an imaged media corresponding to the imaging job;

querying the active computing directory to confirm an existence of the imaging job;

contacting the client computing device to receive a list of imaging jobs available to the user; and

upon the user selecting the imaging job from the list, releasing the imaging job from the local hard disk to the imaging device thereby avoiding storing the imaging job on any said print server.

16. The method of claim 15 , further including encrypting the imaging job for storage on the local hard disk of the client computing device, establishing a secure computing connection between the imaging device and the client computing device before the releasing the imaging job to the imaging device, receiving at the imaging device keys to decrypt the encrypted imaging job, and decrypting the imaging job at the imaging device.

17. The method of claim 15 , further including undoing registration of the client computing device from the active computing directory upon no further print jobs remaining for the user of the client computing device.

18. The method of claim 15 , further including notifying the client computing device of successfully imaging the imaging job at the imaging device and deleting the imaging job from the local hard disk of the client computing device.

19. A method for imaging media in a print release environment having a client computing device and an imaging device connected in a network but without print servers having stored imaging jobs for release to the imaging device from the client computing device for imaging the media, comprising:

logging in a user to the imaging device for retrieving an imaged media corresponding to an imaging job of the user;

querying an active computing directory from the imaging device to confirm existence of the imaging job; and

directly releasing to the imaging device the imaging job from a local hard disk of the client computing device thereby avoiding storing the imaging job on any said print server.

20. The method of claim 19 , further including contacting the client computing device to receive a list of imaging jobs available to the user and upon the user selecting the imaging job from the list, triggering the direct release of the imaging job from the local hard to the imaging device.

Assignments (8)
SECURITY INTEREST Recorded Jan 5, 2026
From: LEXMARK INTERNATIONAL, INC.
To: BANK TRUST COMPANY, NATIONAL ASSOCIATION
Reel/Frame 074202/0192 →
SECURITY INTEREST Recorded Jan 5, 2026
From: LEXMARK INTERNATIONAL, INC.
To: BANK TRUST COMPANY, NATIONAL ASSOCIATION
Reel/Frame 074202/0293 →
SECURITY INTEREST Recorded Sep 23, 2025
From: LEXMARK INTERNATIONAL, INC.
To: CITIBANK, N.A.
Reel/Frame 073007/0118 →
SECURITY INTEREST Recorded Sep 23, 2025
From: LEXMARK INTERNATIONAL, INC.
To: JEFFERIES FINANCE LLC
Reel/Frame 073007/0346 →
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 →
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 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 19, 2014
From: MARQUARDT, CHRISTIAN WILHELM; FEIGE, CHRISTIAN
To: INC., LEXMARK INTERNATIONAL
Reel/Frame 032276/0262 →