LOCKING RING WITH TAPERED RECESSES
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Feb 19, 2015
app pub date -
Aug 14, 2014
filing date -
Aug 15, 2013
priority date (Note) -
Abandoned
status (Latency Note)
![]() |
A preliminary load of PAIR data current through [] has been loaded. Any more recent PAIR data will be loaded within twenty-four hours. |
PAIR data current through []
A preliminary load of cached data will be loaded soon.
Any more recent PAIR data will be loaded within twenty-four hours.
![]() |
Next PAIR Update Scheduled on [ ] |

Importance

US Family Size
|
Non-US Coverage
|
Abstract
A locking ring positioned between first and second components. The locking ring includes a body having first and second opposing axial surfaces and a bore formed axially therethrough. A recess is formed into the second axial surface. The recess is defined by an outer radial surface, first and second opposing circumferentially offset surfaces, and an inner axial surface disposed between the first and second axial surfaces. At least a portion of the first circumferentially offset surface is oriented at an angle between 30° and 85° with respect to a plane that is perpendicular to a longitudinal centerline through the body.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
SMITH INTERNATIONAL INC | 1310 RANKIN RD HOUSTON TX 77073 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Funderud, Are | Trondheim, NO | 5 | 315 |
# of filed Patents : 5 Total Citations : 315 | |||
Seehuus, Hans | Melhus, NO | 5 | 14 |
# of filed Patents : 5 Total Citations : 14 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 0 Citation Count
- E21B Class
- 0 % this patent is cited more than
- 10 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 19, 2026 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Nov 08, 2006 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Oct 06, 2006 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Oct 06, 2006 |
Oct 06, 2006 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Apr 26, 2006 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Mar 14, 2002 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Oct 06, 1998 | I | Issuance | |
May 30, 1991 | F | Filing | |
Nov 30, 1988 | PD | Priority Date |

Matter Detail

Renewals Detail
