Tightening rings for integrated circuit tester heads
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jun 27, 2002
app pub date -
Oct 26, 2001
filing date -
Apr 24, 1997
priority date (Note) -
Abandoned
status (Latency Note)
![]() |
A preliminary load of PAIR data current through [] has been loaded. Any more recent PAIR data will be loaded within twenty-four hours. |
PAIR data current through []
A preliminary load of cached data will be loaded soon.
Any more recent PAIR data will be loaded within twenty-four hours.
![]() |
Next PAIR Update Scheduled on [ ] |

Importance

US Family Size
|
Non-US Coverage
|
Abstract
The present invention relates to an assembly ring, on a test head, of a wafer that provides an interface of electric contact transfer between the test head and a circuit to be tested, including a disk, open in its central portion and meant for supporting the periphery of the wafer; a removable collar assembly of the ring on the test head; and means for rotatably connecting the disk in the vicinity of a free end of the collar.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
SGS-THOMSON MICROELECTRONICS S A | 7 AVENUE GALLIENI 94250 GENTILLY |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Bailly, Jean-Michel | Allevard, FR | 2 | 0 |
# of filed Patents : 2 Total Citations : 0 | |||
Girolet, Bernard | Grenoble, FR | 2 | 0 |
# of filed Patents : 2 Total Citations : 0 | |||
Milesi, Roger | Saint Martin D'Uriage, FR | 2 | 0 |
# of filed Patents : 2 Total Citations : 0 | |||
Noraz, Denis | Saint Nazaire Les Eymes, FR | 2 | 0 |
# of filed Patents : 2 Total Citations : 0 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 0 Citation Count
- G01R Class
- 0 % this patent is cited more than
- 23 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
- No Legal Status data available.

Matter Detail

Renewals Detail
