PUMPING DEVICE, AS FOR ENTERAL FEEDING ASSEMBLY
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Jul 24, 2014
app pub date -
Mar 24, 2014
filing date -
Jul 23, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
A pumping device is disclosed, as for use with an enteral feeding assembly. In one form the pumping device is a diaphragm pump including a first dome portion, a second dome portion, and a flexible membrane located between the first and second dome portions. A pressure differential is created between the two chambers thus created by membrane, so as to meter fluid (to be delivered) to a patient. The fluid to be delivered may be located in one of the chambers. A portable fluid pump is also provided including a syringe and spring pump drive mechanism mounted in a casing. The spring pump drive mechanism has two piston devices in fluid communication with each other. As one piston device moves in one direction within its associated driving barrel, it serves to drive the other piston device.
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 | |
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MEDELA HOLDING AG | LÄTTICHSTRASSE 4B 6340 BAAR SWITZERLAND |
International Classification(s)

- 2014 Application Filing Year
- A61J Class
- 641 Applications Filed
- 480 Patents Issued To-Date
- 74.89 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Silver, Brian H | Woodstock, US | 90 | 2417 |
# of filed Patents : 90 Total Citations : 2417 |
Cited Art Landscape
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Patent Citation Ranking
- 2 Citation Count
- A61J Class
- 6.76 % this patent is cited more than
- 11 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 24, 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 |
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