Controllable vacuum source
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 26, 2016
Grant Date -
Jan 6, 2011
app pub date -
Sep 2, 2010
filing date -
Jul 13, 2004
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
The present invention relates to a vacuum source for providing vacuum to at least a first vacuum drain through conduits, comprising at least a first and a second vacuum pump. The vacuum source comprises a control system adapted to detect the consumed airflow, and to control the operation of each of the first and second vacuum pump based on the detected airflow.
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 | |
---|---|---|
DELAVAL HOLDING AB | 147 21 TUMBA |
International Classification(s)

- 2010 Application Filing Year
- A01J Class
- 64 Applications Filed
- 42 Patents Issued To-Date
- 65.63 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Sjölund, Martin | Grödinge, SE | 4 | 7 |
# of filed Patents : 4 Total Citations : 7 | |||
Stellnert, Mats | Farsta, SE | 8 | 123 |
# of filed Patents : 8 Total Citations : 123 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 2 Citation Count
- A01J Class
- 24.71 % this patent is cited more than
- 9 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 | Jan 26, 2028 |
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
