Gasket for sealing electromagnetic waves filled with a conductive material
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Feb 25, 1992
Issued Date -
N/A
app pub date -
Feb 11, 1991
filing date -
Apr 25, 1988
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An electromagnetic shielding gasket assembly includes a coil spring for blocking the propagation of electromagnetic waves therepast, with the coil spring including a plurality of individual coils canted along a center line thereof. The plurality of individual coils are supported in an orientation for controlling the electromagnetic shielding effectiveness of the coil spring, and a formable conductive material, disposed on said plurality of individual coils, is provided for being formed by the plurality of coils upon loading thereof. The formed conductive material fills an aperture of the coil spring to further block the propagation of electromagnetic waves.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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BAL SEAL ENGINEERING COMPANY INC | 620 W WARNER AVE SANTA ANA CA 92707 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Balsells, Peter J | P.O. Box 15092, Santa Ana, CA 92705 | 97 | 4459 |
# of filed Patents : 97 Total Citations : 4459 |
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Patent Citation Ranking
- 43 Citation Count
- H05K Class
- 0 % this patent is cited more than
- 33 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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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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Nov 02, 2016 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Aug 27, 2013 | I | Issuance | |
Aug 07, 2013 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
May 11, 2012 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:KOOIMA, ROGER;REEL/FRAME:030690/0143 Owner name: SCHORN, THOMAS, SOUTH DAKOTA Effective Date: May 11, 2012 |
Mar 17, 2011 | P | Published | |
Nov 17, 2010 | F | Filing | |
Feb 17, 2009 | PD | Priority Date |

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