Multi-purpose reactor and process for the preparation of modified bitumen
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 1, 2015
Grant Date -
Jan 10, 2013
app pub date -
Dec 29, 2010
filing date -
Dec 31, 2009
priority date (Note) -
In Force
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
|
Patent Longevity
|
Forward Citations
|
Abstract
A reactor is provided for the preparation of modified bitumen, which reactor comprises a horizontal housing comprising a cylindrical wall and two side walls, wherein a bitumen inlet has been provided at or near one of the side walls of the housing and a bitumen product outlet has been provided at or near the opposite side wall of the housing, wherein a plurality of inlets for the provision of oxygen-containing gas has been provided in the cylindrical wall of the housing between the bitumen inlet and the bitumen product outlet, which multi-purpose reactor is further provided with a mixer arranged inside the housing comprising at least one rotor rotating within at least one stator having a plurality of openings. Also there is provided a process for the preparation of modified bitumen, which comprises contacting bitumen at elevated temperature and pressure with a modifier in a reactor as herein described.
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 | |
---|---|---|
SHELL OIL COMPANY | P O BOX 2463 INTELLECTUAL PROPERTY HOUSTON TX 77252-2463 |
International Classification(s)

- 2010 Application Filing Year
- B01J Class
- 2147 Applications Filed
- 1305 Patents Issued To-Date
- 60.79 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Bran, Roberto | Pinkenba Brisbane, AU | 3 | 5 |
# of filed Patents : 3 Total Citations : 5 | |||
Kumar, Cheluva | Bangalore, IN | 3 | 5 |
# of filed Patents : 3 Total Citations : 5 | |||
Raj, Sachin | Kuala Lumpur, MY | 3 | 5 |
# of filed Patents : 3 Total Citations : 5 | |||
Scott, Daryl | Pinkenba Brisbane, AU | 3 | 5 |
# of filed Patents : 3 Total Citations : 5 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 0 Citation Count
- B01J 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 | Jun 1, 2027 |
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 |
---|---|---|---|
Aug 19, 2019 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Aug 19, 2019 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Jul 14, 2019 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Jul 14, 2019 |
Mar 04, 2019 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Jul 14, 2015 | I | Issuance | |
Jun 24, 2015 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Nov 02, 2014 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
May 01, 2008 | P | Published | |
Apr 04, 2007 | F | Filing | |
Apr 03, 2007 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CHOI, SEONG JAE;CHOI, JAE YOUNG;JANG, EUN JOO;AND OTHERS;REEL/FRAME:019114/0602 Owner name: SEOUL NATIONAL UNIVERSITY INDUSTRY FOUNDATION, KOR Effective Date: Apr 03, 2007 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CHOI, SEONG JAE;CHOI, JAE YOUNG;JANG, EUN JOO;AND OTHERS;REEL/FRAME:019114/0602 Owner name: SAMSUNG ELECTRONICS CO., LTD., KOREA, REPUBLIC OF Effective Date: Apr 03, 2007 |
Oct 30, 2006 | PD | Priority Date |

Matter Detail

Renewals Detail
