Method of making solar cell contacts
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Nov 18, 2014
Issued Date -
N/A
app pub date -
Oct 5, 2009
filing date -
Nov 12, 2004
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Formulations and methods of making solar cells are disclosed. In general, the invention presents a solar cell contact made from a mixture wherein the mixture comprises a solids portion and an organics portion, wherein the solids portion comprises from about 85 to about 99 wt % of silver, and from about 1 to about 15 wt % of a glass component wherein the glass component comprises from about 15 to about 75 mol % PbO, and from about 5 to about 50 mol % SiO2, and preferably with no B2O3.
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 | |
---|---|---|
HERAEUS PRECIOUS METALS NORTH AMERICA CONSHOHOCKEN LLC | 24 UNION HILL ROAD WEST CONSHOHOCKEN PA 19428 |
International Classification(s)

- 2009 Application Filing Year
- H01L Class
- 14618 Applications Filed
- 11145 Patents Issued To-Date
- 76.25 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Khadilkar, Chandrashekhar S | Broadview heights, US | 23 | 308 |
# of filed Patents : 23 Total Citations : 308 | |||
Pham, Tung | Vista, US | 34 | 335 |
# of filed Patents : 34 Total Citations : 335 | |||
Shaikh, Aziz S | San Diego, US | 44 | 630 |
# of filed Patents : 44 Total Citations : 630 | |||
Sridharan, Srinivasan | Strongsville, US | 135 | 3479 |
# of filed Patents : 135 Total Citations : 3479 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 5 Citation Count
- H01L Class
- 7.09 % 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 | May 18, 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
Date | Code | Event | Description |
---|---|---|---|
Sep 21, 2015 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Aug 21, 2015 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Aug 21, 2015 |
Aug 21, 2015 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Apr 03, 2015 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Feb 14, 2011 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Nov 02, 2009 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Aug 21, 2007 | I | Issuance | |
Apr 19, 2007 | P | Published | |
Dec 19, 2005 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:STEFFENS, HANS-TONI;REEL/FRAME:019518/0678 Owner name: HEGENSCHEIDT-MFD GMBH & CO. KG, GERMANY Effective Date: Dec 19, 2005 |
Nov 04, 2005 | F | Filing | |
Oct 18, 2005 | PD | Priority Date |

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