Granted Patent
Utility
PCT National Stage
US 6,527,047
· Confirmation No. 8492
METHOD AND APPARATUS FOR CONNECTING TUBULARS USING A TOP DRIVE
Inventor:
Bernd-Georg Pietras
Patented Case
View Patent ↗
Inventors
Bernd-Georg Pietras
Wedemark, GERMANY
Attorneys & Agents of Record
Classification
USPC
166/77.51
E21B19/16
E21B3/022
E21B19/06
Prosecution
- Examiner
- TSAY, FRANK
- Art Unit
- 3672
- Docket No.
- MRKS-0030
- Confirmation No.
- 8492
Foreign Priority
9818366.8
·
1998-08-24
·
UNITED KINGDOM
Patent Term Adjustment
0days
Parent
PCT
is a National Stage Entry of
→
PCT/GB1999/002704
Filed 1999-08-16
· Patented Case
Child
is a Continuation of
→
App. 10/738,950
· US 7,021,374
Filed 2003-12-17
· Patented Case
Child
is a Continuation of
→
App. 12/716,050
Filed 2010-03-02
· Abandoned -- Incomplete Application (Pre-examination)
Child
is a Continuation of
→
App. 10/354,226
· US 6,688,398
Filed 2003-01-29
· Patented Case
Child
is a Continuation of
→
App. 11/288,976
· US 7,219,744
Filed 2005-11-29
· Patented Case
Child
is a Continuation of
→
App. 12/099,682
Filed 2008-04-08
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 95/001,114
Filed 2008-11-18
· Reexamination Certificate issued
Child
is a Continuation of
→
App. 95/001,119
Filed 2008-11-18
· Reexamination Certificate issued
Child
is a Continuation of
→
App. 12/237,215
· US 8,281,877
Filed 2008-09-24
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation of
→
App. 12/345,231
Filed 2008-12-29
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 12/702,882
Filed 2010-02-09
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 13/557,011
Filed 2012-07-24
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 11/185,281
· US 7,669,662
Filed 2005-07-20
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation of
→
App. 13/237,753
Filed 2011-09-20
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 11/563,534
Filed 2006-11-27
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 12/974,450
Filed 2010-12-21
· Abandoned -- Failure to Respond to an Office Action
Child
is a Continuation of
→
App. 11/560,211
· US 7,353,880
Filed 2006-11-15
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation of
→
App. 11/688,619
· US 7,513,300
Filed 2007-03-20
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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 2001-05-10
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
- Patent No.
- US 6,527,047
- App. No.
- 09/762,698
- Filed
- 2001-05-10
- Granted
- 2003-03-04
- Examiner
- TSAY, FRANK
- Art Unit
- 3672
- PTA
- 0 days
External Links