Granted Patent
Utility
US 6,416,649
· Confirmation No. 5519
ELECTROLYTIC PRODUCTION OF HIGH PURITY ALUMINUM USING CERAMIC INERT ANODES
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-08-09 | TRNA |
Transmittal of New Application | 3 | View | |
| 2001-08-09 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2001-04-16 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-04-16 | SPEC |
Specification | 12 | View | |
| 2001-04-16 | CLM |
Claims | 5 | View | |
| 2001-04-16 | ABST |
Abstract | 1 | View | |
| 2001-04-16 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2001-04-16 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Siba P. Ray
Murrysville, PA
Xinghua Liu
Monroeville, PA
Douglas A. Weirauch
Murrysville, PA
Robert A. DiMilia
Baton Rouge, LA
Joseph M. Dynys
New Kensington, PA
Frankie E. Phelps
Apollo, PA
Alfred F. LaCamera
Trafford, PA
Attorneys & Agents of Record
Classification
USPC
205/387
Prosecution
- Examiner
- BELL, BRUCE F
- Art Unit
- 1741
- Customer No.
- 8840
- Docket No.
- 01-1396
- Confirmation No.
- 5519
Publication
- Pub. No.
- US20020056650A1
- Pub. Date
- 2002-05-16
Patent Term Adjustment
-16days
Parent
is a Continuation in-part of
→
App. 09/431,756
· US 6,217,739
Filed 1999-11-01
· Patented Case
Parent
is a Continuation in-part of
→
App. 09/241,518
· US 6,126,799
Filed 1999-02-01
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent
is a Continuation in-part of
→
App. 08/883,061
· US 5,865,980
Filed 1997-06-26
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent
is a Continuation in-part of
→
App. 09/542,318
· US 6,423,195
Filed 2000-04-04
· Patented Case
Parent
is a Continuation in-part of
→
App. 09/542,320
· US 6,372,119
Filed 2000-04-04
· Patented Case
Parent
is a Continuation in-part of
→
App. 09/431,756
· US 6,217,739
Filed 1999-11-01
· Patented Case
Child
PCT
is a Continuation of
→
PCT/US2002/011472
Filed 2002-04-12
· PCT - IPER (International Preliminary Examination Report) 409-416 Mailed
from
ALCOA USA CORP.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2019-03-18
from
ALCOA USA CORP.
SECURITY INTEREST
Recorded 2017-01-27
from
DIMILIA, ROBERT A.,
LIU, XINGHUA,
RAY, SIBA P.,
WEIRAUCH, DOUGLAS A.,
DYNYS, JOSEPH M.,
PHELPS, FRANKIE E.,
LACAMERA, ALFRED F.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-08-06
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Quick Facts
- Patent No.
- US 6,416,649
- App. No.
- 09/835,595
- Filed
- 2001-04-16
- Granted
- 2002-07-09
- Pub. No.
- US20020056650A1
- Examiner
- BELL, BRUCE F
- Art Unit
- 1741
- PTA
- -16 days
External Links