IP Library Granted Patent US 7,761,966
Granted Patent B2
US 7,761,966 · App. 11/778,207 · Granted Jul 27, 2010

Method for repairing a microelectromechanical system

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Quick Facts
Patent No.
US 7,761,966
App. No.
11/778,207
Granted
Jul 27, 2010
Kind
B2
Abstract

A method for repairing a damaged probe from a probe card comprising the steps of removing the damaged probe from the probe card, separating one a plurality of replacement probes from a substrate and installing the one probe separated from the plurality of replacement probes where the damaged probe was removed.

Claims (12)

1. A method for repairing a damaged probe from a probe card, wherein the probe card comprises a substrate, a plurality of operational probes formed on the substrate and a plurality of replacement probes formed on the substrate, wherein the plurality of operational probes and the plurality of replacement probes are formed in substantially the same manufacturing process, the method comprising the steps of:

(a) identifying the damaged probe;

(b) removing the damaged probe from the probe card;

(c) separating one of the plurality of replacement probes from the substrate; and

(d) installing the one probe separated in step (c) where the damaged probe was removed in step (b).

2. The method of claim 1 wherein the plurality of replacement probes comprises a release layer that is activated by applying a voltage, wherein step (c) of the method further comprises:

(c)(1) applying the voltage to the one probe; and

(c)(2) exposing the one probe to an etching solution.

3. The method of claim 1 wherein method of separation of step (c) is selected from a group consisting of mechanical plucking, mechanical shearing, laser cutting, voltage-activated etching, sacrificial layer etching and combinations thereof.

4. The method of claim 1 wherein step (c) of the method is performed before the probe card is placed into service.

5. The method of claim 1 wherein step (d) of the method is performed using a die bonder.

6. The method of claim 1 wherein the method of removal of step (b) is selected from a group consisting of mechanical plucking, mechanical shearing, laser cutting, voltage-activated etching and combinations thereof.

Assignments (9)
SECURITY INTEREST Recorded Jul 29, 2025
From: FORMFACTOR, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 072263/0272 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 18, 2021
From: ADVANTEST AMERICA, INC.
To: FORMFACTOR, INC.
Reel/Frame 057219/0246 →
CHANGE OF NAME Recorded Apr 17, 2012
From: VERIGY US, INC
To: ADVANTEST AMERICA, INC
Reel/Frame 028054/0852 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 22, 2012
From: TOUCHDOWN TECHNOLOGIES, INC.
To: VERIGY US, INC.
Reel/Frame 027906/0497 →
CHANGE OF NAME Recorded Jul 27, 2009
From: LAKE ACQUISITION, INC.
To: TOUCHDOWN TECHNOLOGIES, INC.
Reel/Frame 023003/0771 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 25, 2009
From: TOUCHDOWN TECHNOLOGIES, INC.
To: LAKE ACQUISITION, INC.
Reel/Frame 022868/0913 →
RELEASE OF SECURITY INTEREST Recorded Jun 16, 2009
From: MERITECH CAPITAL PARTNERS III L.P.; MERITECH CAPITAL AFFILIATES III L.P.; FIRSTMARK III, L.P.; FIRSTMARK III OFFSHORE PARTNERS, L.P.; ADAMS CAPITAL MANAGEMENT II, L.P.; ADAMS CAPITAL MANAGEMENT III, L.P.; CHANCELLOR V, L.P.; CHANCELLOR V-A, L.P.; CITIVENTURE 2000, L.P.; E-INVEST LIMITED; FALCON FUND; THE ROBERT AND ANNE POCHOWSKI LIVING TRUST DATED MAY 5, 1999; FORT WASHINGTON PRIVATE EQUITY INVESTORS IV, L.P.; KENTUCKY CO-INVESTMENT PARTNERS, L.P.; J.F. SHEA CO., AS NOMINEE 2000-129; 3VS1 ASIA GROWTH FUND LTD.
To: TOUCHDOWN TECHNOLOGIES, INC.
Reel/Frame 022824/0902 →
SECURITY AGREEMENT Recorded Apr 30, 2009
From: TOUCHDOWN TECHNOLOGIES, INC.
To: MERITECH CAPITAL PARTNERS III L.P.; MERITECH CAPITAL AFFILIATES III L.P.; FIRSTMARK III, L.P.; FIRSTMARK III OFFSHORE PARTNERS, L.P.; ADAMS CAPITAL MANAGEMENT II, L.P.; ADAMS CAPITAL MANAGEMENT III, L.P.; CHANCELLOR V, L.P.; CHANCELLOR V-A, L.P.; CITIVENTURE 2000, L.P.; E-INVEST LIMITED; FALCON FUND; THE ROBERT AND ANNE POCHOWSKI LIVING TRUST DATED MAY 5, 1999; FORT WASHINGTON PRIVATE EQUITY INVESTORS IV, L.P.; KENTUCKY CO-INVESTMENT PARTNERS, L.P.; J.F. SHEA CO., AS NOMINEE 2000-129; 3VS1 ASIA GROWTH FUND LTD.
Reel/Frame 022619/0478 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 16, 2007
From: NAMBURI, LAKSHMIKANTH, MR.; GARABEDIAN, RAFFI, MR.
To: TOUCHDOWN TECHNOLOGIES, INC.
Reel/Frame 019560/0448 →