U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Common ink-jet cartridge platform for different printheads

Patent 5712669 Issued on January 27, 1998. Estimated Expiration Date: Icon_subject April 10, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Disposable cartridge for ink drop printer
Patent #: 4329698
Issued on: 05/11/1982
Inventor: Smith

Ink jet method and apparatus
Patent #: 4459601
Issued on: 07/10/1984
Inventor: Howkins

Liquid-jetting head
Patent #: 4611219
Issued on: 09/09/1986
Inventor: Sugitani ,   et al.

Insertable, multi-array print/cartridge
Patent #: 4734717
Issued on: 03/29/1988
Inventor: Rayfield

Printhead cartridge and carriage assembly
Patent #: 4755836
Issued on: 07/05/1988
Inventor: Ta ,   et al.

Ink printer means comprising interchangeable ink heads
Patent #: 4803500
Issued on: 02/07/1989
Inventor: Milbrandt

Dual mode ink jet printer
Patent #: 4864328
Issued on: 09/05/1989
Inventor: Fischbeck

Printer having identifiable interchangeable heads
Patent #: 4872027
Issued on: 10/03/1989
Inventor: Buskirk, et al.

Bubble ink jet print head and cartridge construction and fabrication method
Patent #: 4942408
Issued on: 07/17/1990
Inventor: Braun

Thin film resistor type thermal ink pen using a form storage ink supply
Patent #: 5025271
Issued on: 06/18/1991
Inventor: Baker, et al.

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Inventors

Application

No. 419320 filed on 04/10/1995

US Classes:

347/49, Modular347/87With integral ejector

Examiners

Primary: Hartary, Joseph W.

Foreign Patent References

  • 0150119 EP 07/25/1985

International Class

B41J 002/175

Abstract

A method for designing a second ink-jet cartridge characterized by a datum structure, an ink reservoir system and a printhead structure, given a first cartridge design, wherein the printhead structure of the two cartridges are different. The method uses a common datum structure and ink reservoir system for both the first and second cartridges, to save on development and tooling expenses. The cartridges differ in the shapes or configurations of the headland structures, the flexible interconnect circuits, the nozzle plates, the ink channels or the printhead substrates.

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