ROTARY EVAPORATOR AND METHOD FOR CATALYST PREPARATION
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
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N/A
Issued Date -
Dec 5, 2024
app pub date -
Jun 5, 2023
filing date -
Jun 5, 2023
priority date (Note) -
Published
status (Latency Note)
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Importance

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Abstract
In accordance with one or more embodiments of the present disclosure, a rotary evaporator is disclosed. The rotary evaporator may include a base, an evaporation vessel, a rotary union, a motor for rotating the evaporation vessel, a heat jacket, a purge tube and a purge system. The evaporation vessel includes a mounting end that is coupled to the rotary union and an opposite end, with an opening defined in the opposite end and a reservoir in communication with the opening for receiving a sample through the opening. The heat jacket heats or cools the sample when contained in the evaporation vessel, and the purge system controllably supplies fluid to the evaporation vessel via the purge tube.
First Claim
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Family
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
SAUDI ARABIAN OIL COMPANY | 1 EASTERN AVENUE DHAHRAN 31311 |
International Classification(s)

- 2023 Application Filing Year
- B01B Class
- 9 Applications Filed
- 3 Patents Issued To-Date
- 33.34 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Alzaid, Ali | Dammam, SA | 7 | 1 |
# of filed Patents : 7 Total Citations : 1 | |||
Koseoglu, Omer R | Dhahran, SA | 4 | 50 |
# of filed Patents : 4 Total Citations : 50 | |||
Zhu, Guanghui | Dhahran, SA | 24 | 14 |
# of filed Patents : 24 Total Citations : 14 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- B01B Class
- 0 % this patent is cited more than
- 1 Age
Forward Cite Landscape
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Jun 5, 2028 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jun 5, 2032 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jun 5, 2036 |
Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 3.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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 |
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