METHOD AND SYSTEM OF PRODUCING HYDROCARBON
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
N/A
app pub date -
Nov 26, 2014
filing date -
Nov 28, 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
Heated production well for enhancing production of hydrocarbons from a hydrocarbon reservoir are described. By heating the production well, heat is imparted to the reservoir and helps to mobilize the hydrocarbons and improve hydrocarbon production. A method of producing hydrocarbons from a hydrocarbon reservoir, includes using a heated production well positioned in the hydrocarbon reservoir, the heated production well having a higher temperature than the ambient temperature of the hydrocarbon reservoir.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
CA | C | CA2872712 | Nov 28, 2014 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PATENT (SECOND LEVEL) | METHOD AND SYSTEM OF PRODUCING HYDROCARBON | Jan 03, 2023 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
CENOVUS ENERGY INC | 225 - 6TH AVENUE SW P O BOX 766 CALGARY T2P 0M5 |
International Classification(s)

- 2014 Application Filing Year
- E21B Class
- 4199 Applications Filed
- 3550 Patents Issued To-Date
- 84.55 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
CHAN, Chong Sin | Calgary, CA | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 | |||
Duval, Kirk Anthony | Calgary, CA | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 |
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 | Nov 28, 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
- No Legal Status data available.

Matter Detail

Renewals Detail
