METHOD AND APPARATUS FOR SEPARATING WORKPIECES
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Mar 27, 2014
app pub date -
Sep 20, 2013
filing date -
Sep 24, 2012
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 invention is an apparatus, for performing the method, and the method including the steps of providing a workpiece, contacting a portion of an exterior surface of the workpiece to an acoustic couplant such that an interface between the acoustic couplant and the portion of the exterior surface is at least substantially continuous across the portion of the exterior surface, and propagating a crack through the workpiece. A portion of the acoustic couplant at the interface has acoustic impedance relative to the acoustic energy that is greater than 400 kg·m−2·s−1.
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 | |
---|---|---|
ELECTRO SCIENTIFIC INDUSTRIES INC | 14523 SW MILLIKAN WAY BEAVERTON OR 97005 |
International Classification(s)

- 2013 Application Filing Year
- B26F Class
- 126 Applications Filed
- 112 Patents Issued To-Date
- 88.89 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Matsumoto, Hisashi | Portland, US | 60 | 1192 |
# of filed Patents : 60 Total Citations : 1192 | |||
Simenson, Glenn | Portland, US | 20 | 486 |
# of filed Patents : 20 Total Citations : 486 | |||
XU, Qian | Portland, US | 228 | 1291 |
# of filed Patents : 228 Total Citations : 1291 | |||
Zhang, Haibin | Portland, US | 78 | 1058 |
# of filed Patents : 78 Total Citations : 1058 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 1 Citation Count
- B26F Class
- 19.44 % this patent is cited more than
- 11 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Sep 27, 2025 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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
