IP Library Granted Patent US 7,968,981
Granted Patent B2
US 7,968,981 · App. 12/101,915 · Granted Jun 28, 2011

Inline integrated circuit system

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Quick Facts
Patent No.
US 7,968,981
App. No.
12/101,915
Granted
Jun 28, 2011
Kind
B2
Abstract

An integrated circuit package system including: providing a leadframe with an integrated circuit mounted thereover; encapsulating the integrated circuit with an encapsulation; mounting an etch barrier below the leadframe; and etching the leadframe.

Claims (27)

1. An integrated circuit package system comprising:

providing a leadframe having a side rail, and a mold line with an integrated circuit mounted thereover;

encapsulating the integrated circuit with an encapsulation;

mounting an etch barrier to the side rail and the mold line; and

etching the leadframe.

2. The system as claimed in claim 1 wherein:

mounting an etch barrier to the side rail and the mold line includes mounting a tape under the side rail and the mold line.

3. The system as claimed in claim 1 wherein:

mounting an etch barrier to the side rail and the mold line includes mounting photoresist under the side rail and the mold line.

4. The system as claimed in claim 1 wherein:

mounting an etch barrier to the side rail and the mold line includes mounting a mold part under the side rail and the mold line.

5. The system as claimed in claim 1 further comprising:

mounting an etch barrier above the side rail;

molding individual packages above the lead frame; and

testing the individual packages.

6. The system as claimed in claim 5 wherein:

mounting an etch barrier above the side rail includes mounting a tape above the side rail.

7. The system as claimed in claim 5 wherein:

mounting an etch barrier above the side rail includes mounting a guide rail above the side rail.

8. The system as claimed in claim 5 wherein:

testing the individual packages includes testing them individually.

9. The system as claimed in claim 5 further comprising:

providing a leadframe with sticky tape;

mounting the individual packages on the leadframe and testing the individual packages individually.

10. The system as claimed in claim 5 further comprising:

providing a leadframe with sticky tape;

mounting the individual packages on the leadframe and testing the individual packages together as a strip.

Assignments (6)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 3, 2025
From: STATS CHIPPAC PTE. LTD.
To: STATS CHIPPAC MANAGEMENT PTE. LTD.
Reel/Frame 072788/0917 →
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S NAME PREVIOUSLY RECORDED AT REEL: 038378 FRAME: 0301. ASSIGNOR(S) HEREBY CONFIRMS THE CHANGE OF NAME. Recorded Aug 31, 2023
From: STATS CHIPPAC LTD.
To: STATS CHIPPAC PTE. LTD.
Reel/Frame 064913/0352 →
RELEASE OF SECURITY INTEREST Recorded Jun 11, 2020
From: CITICORP INTERNATIONAL LIMITED, AS COMMON SECURITY AGENT
To: STATS CHIPPAC, INC.; STATS CHIPPAC PTE. LTD. FORMERLY KNOWN AS STATS CHIPPAC LTD.
Reel/Frame 052907/0650 →
CHANGE OF NAME Recorded Apr 7, 2016
From: STATS CHIPPAC LTD.
To: STATS CHIPPAC PTE. LTE.
Reel/Frame 038378/0301 →
SECURITY INTEREST Recorded Aug 6, 2015
From: STATS CHIPPAC, INC.; STATS CHIPPAC LTD.
To: CITICORP INTERNATIONAL LIMITED, AS COMMON SECURITY AGENT
Reel/Frame 036288/0748 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 14, 2008
From: YEE, JAE HAK; MYUNG, JUNWOO; JANG, BYOUNG WOOK; KIM, YOUNGCHUL
To: STATS CHIPPAC LTD.
Reel/Frame 020801/0543 →