Granted Patent
Utility
US 6,759,968
· Confirmation No. 7821
METHOD AND APPARATUS FOR DETERMINING POSITION IN A PIPE
Inventor:
Joseph A. Zierolf
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2017-05-03 | OATH |
Oath or Declaration filed | 10 | View | |
| 2005-11-30 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2004-05-24 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2004-05-24 | LET. |
Miscellaneous Incoming Letter | 2 | View | |
| 2001-12-21 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-12-21 | A.PE |
Preliminary Amendment | 10 | View | |
| 2001-12-21 | SPEC |
Specification | 32 | View | |
| 2001-12-21 | CLM |
Claims | 7 | View | |
| 2001-12-21 | ABST |
Abstract | 1 | View | |
| 2001-12-21 | DRW |
Drawings-only black and white line drawings | 4 | View | |
| 2001-12-21 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Joseph A. Zierolf
Houma, LA
Attorneys & Agents of Record
Classification
USPC
340/854.1
E21B47/092
E21B17/006
G01V3/30
G01V15/00
G06Q20/367
Prosecution
- Examiner
- WONG, ALBERT KANG
- Art Unit
- 2635
- Customer No.
- 426
- Docket No.
- 200099 USA C02
- Confirmation No.
- 7821
Publication
- Pub. No.
- US20020093431A1
- Pub. Date
- 2002-07-18
Patent Term Adjustment
-78days
Parent
is a Continuation of
→
App. 09/286,650
· US 6,333,699
Filed 1999-04-06
· Patented Case
Parent
Claims priority from a provisional application
→
App. 60/098,284
Filed 1998-08-28
· Provisional Application Expired
Child
is a Continuation of
→
App. 10/887,366
Filed 2004-07-06
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 12/564,780
Filed 2009-09-22
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 13/302,618
· US 9,140,818
Filed 2011-11-22
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
from
MARATHON OIL COMPANY
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2017-05-03
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Quick Facts
- Patent No.
- US 6,759,968
- App. No.
- 10/032,114
- Filed
- 2001-12-21
- Granted
- 2004-07-06
- Pub. No.
- US20020093431A1
- Examiner
- WONG, ALBERT KANG
- Art Unit
- 2635
- PTA
- -78 days
External Links