Granted Patent
Utility
US 6,679,341
· Confirmation No. 7834
TRACTOR WITH IMPROVED VALVE SYSTEM
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2016-03-08 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2016-03-08 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2016-03-03 | PA.. |
Power of Attorney | 2 | View | |
| 2016-03-03 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2016-03-03 | R3.73 |
Assignee showing of ownership per 37 CFR 3.73 | 3 | View | |
| 2003-12-01 | IFEE |
Issue Fee Payment (PTO-85B) | 2 | View | |
| 2001-12-03 | TRNA |
Transmittal of New Application | 3 | View | |
| 2001-12-03 | SPEC |
Specification | 75 | View | |
| 2001-12-03 | CLM |
Claims | 47 | View | |
| 2001-12-03 | ABST |
Abstract | 1 | View | |
| 2001-12-03 | DRW |
Drawings-only black and white line drawings | 22 | View |
Inventors
Attorneys & Agents of Record
Classification
USPC
166/51
E21B23/042
E21B23/001
E21B4/18
Prosecution
- Examiner
- NEUDER, WILLIAM P
- Art Unit
- 3672
- Customer No.
- 20995
- Docket No.
- WESTERN.023A
- Confirmation No.
- 7834
Publication
- Pub. No.
- US20020112859A1
- Pub. Date
- 2002-08-22
Patent Term Adjustment
-159days
Parent
Claims priority from a provisional application
→
App. 60/250,847
Filed 2000-12-01
· Provisional Application Expired
Child
is a Continuation of
→
App. 11/717,467
· US 7,353,886
Filed 2007-03-12
· Patented Case
Child
is a Continuation of
→
App. 12/046,283
· US 7,607,495
Filed 2008-03-11
· Patented Case
Child
is a Continuation of
→
App. 10/759,664
· US 7,080,700
Filed 2004-01-19
· Patented Case
Child
is a Continuation of
→
App. 12/776,232
· US 8,245,796
Filed 2010-05-07
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation of
→
App. 13/589,047
Filed 2012-08-17
· Abandoned -- Incomplete Application (Pre-examination)
Child
is a Continuation of
→
App. 11/418,546
· US 7,188,681
Filed 2006-05-03
· Patented Case
Child
is a Continuation of
→
App. 12/606,986
Filed 2009-10-27
· Expressly Abandoned -- During Examination
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2014-08-20
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-03-18
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Quick Facts
- Patent No.
- US 6,679,341
- App. No.
- 10/004,965
- Filed
- 2001-12-03
- Granted
- 2004-01-20
- Pub. No.
- US20020112859A1
- Examiner
- NEUDER, WILLIAM P
- Art Unit
- 3672
- PTA
- -159 days
External Links