|
PTO
Wrapper
PDF
|
|
Dossier
Espace
Google
|
|
|
|
Patent
D981969
|
|
Priority
Dec 18 2020
|
|
Filed
Jun 15 2021
|
|
Issued
Mar 28 2023
|
|
Expiry
Mar 28 2038
|
|
|
|
Assg.orig
|
|
|
|
Entity
unknown
|
|
0
|
|
16
|
|
n/a
|
|
|
|
The ornamental design for an elastic membrane for semiconductor wafer polishing apparatus, as shown and described.
|
FIG. 1 is a top perspective view of an elastic membrane for semiconductor wafer polishing apparatus showing our new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a front view thereof, the rear view being identical;
FIG. 6 is a right-side view thereof, the left-side view being identical;
FIG. 7 is an enlarged cross-sectional end view taken along line 7-7 in FIG. 3 thereof; and,
FIG. 8 is an enlarged detail view of section 8 in FIG. 7 thereof.
Fukushima, Makoto, Nabeya, Osamu, Kato, Yuichi, Akazawa, Kenichi, Owada, Tomoko
| Patent |
Priority |
Assignee |
Title |
| Patent |
Priority |
Assignee |
Title |
| 10537975, |
Aug 18 2015 |
Ebara Corporation |
Substrate adsorption method, substrate holding apparatus, substrate polishing apparatus, elastic film, substrate adsorption determination method for substrate holding apparatus, and pressure control method for substrate holding apparatus |
| 6659850, |
Mar 31 2000 |
Novellus Systems, Inc |
Work piece carrier with adjustable pressure zones and barriers and a method of planarizing a work piece |
| D364384, |
May 23 1994 |
Fuji Electric Co., Ltd. |
Semi-conductor element with terminal casing |
| D633452, |
Aug 27 2009 |
Ebara Corporation |
Elastic membrane for semiconductor wafer polishing apparatus |
| D769200, |
May 15 2013 |
Ebara Corporation |
Elastic membrane for semiconductor wafer polishing apparatus |
| D770990, |
May 15 2013 |
Ebara Corporation |
Elastic membrane for semiconductor wafer polishing apparatus |
| D790041, |
Jan 08 2016 |
ASM IP Holding B.V. |
Gas dispersing plate for semiconductor manufacturing apparatus |
| D808349, |
May 15 2013 |
Ebara Corporation |
Elastic membrane for semiconductor wafer polishing apparatus |
| D813180, |
May 15 2013 |
Ebara Corporation |
Elastic membrane for semiconductor wafer polishing apparatus |
| D839224, |
Dec 12 2016 |
Ebara Corporation |
Elastic membrane for semiconductor wafer polishing |
| D859332, |
Jun 29 2017 |
Ebara Corporation |
Elastic membrane for semiconductor wafer polishing |
| D913977, |
Dec 12 2016 |
Ebara Corporation |
Elastic membrane for semiconductor wafer polishing |
| D918161, |
Dec 19 2017 |
Ebara Corporation |
Elastic membrane |
| TW167111, |
|
|
|
| TW197827, |
|
|
|
| TW215079, |
|
|
|
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a