Granted Patent
Utility
PCT National Stage
US 6,725,938
· Confirmation No. 5073
APPARATUS AND METHOD FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVE
Inventor:
Bernd-George Pietras
Patented Case
View Patent ↗
Inventors
Bernd-George Pietras
Wedemark, GERMANY
Attorneys & Agents of Record
Classification
USPC
166/380
Prosecution
- Examiner
- DOUGHERTY, JENNIFER R
- Art Unit
- 3672
- Docket No.
- MRKS/0040
- Confirmation No.
- 5073
Foreign Priority
9828673.5
·
1998-12-24
·
UNITED KINGDOM
Patent Term Adjustment
0days
Parent
PCT
is a National Stage Entry of
→
PCT/GB1999/003951
Filed 1999-11-29
· Patented Case
Child
is a Continuation of
→
App. 13/852,157
Filed 2013-03-28
· Abandoned -- Incomplete Application (Pre-examination)
Child
is a Continuation of
→
App. 10/831,864
· US 7,213,656
Filed 2004-04-26
· Patented Case
Child
is a Continuation of
→
App. 11/745,966
Filed 2007-05-08
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 95/001,117
Filed 2008-11-18
· Reexamination Certificate issued
Child
is a Continuation of
→
App. 12/622,030
Filed 2009-11-19
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 12/167,843
Filed 2008-07-03
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 13/007,155
Filed 2011-01-14
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 13/296,416
Filed 2011-11-15
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 13/554,991
Filed 2012-07-20
· Abandoned -- Failure to Respond to an Office Action
from
CITIBANK, N.A.
RELEASE OF SECURITY INTEREST
Recorded 2019-12-18
TERMINATION AND RELEASE OF SECOND LIEN SECURITY INTEREST IN UNITED STATES PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (049677/0904)
Recorded 2019-12-13
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2019-07-23
CONFIRMATORY GRANT OF SECOND LIEN SECURITY INTEREST IN UNITED STATES PATENTS
Recorded 2019-07-03
TERMINATION AND RELEASE OF SECURITY INTEREST IN UNITED STATES PATENTS
Recorded 2019-07-03
SECURITY INTEREST
Recorded 2016-06-08
from
PIETRAS, BERND-GEORG
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-09-06
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Quick Facts
- Patent No.
- US 6,725,938
- App. No.
- 09/868,790
- Filed
- 2001-09-04
- Granted
- 2004-04-27
- Examiner
- DOUGHERTY, JENNIFER R
- Art Unit
- 3672
- PTA
- 0 days
External Links