US Patent No: D512256
Number of patents in Portfolio can not be more than 2000
Sprocket support for a blind
Stats
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Dec 6, 2005
Issued date -
Sep 12, 2003
filing date -
29/190,001
serial no -
In Force
status
Importance
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Abstract
Not Available
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First Claim
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International Classification(s)
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- [Patents Count]
Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| 5,375,643 Spring clutch assembly with reduced radial bearing forces | 46 | 1992 | |
| 5,482,105 Clutch control for roller shades | 24 | 1994 | |
| 5,507,374 Clutch controlled roller shade mechanism with integral overrunning ratchet | 22 | 1994 | |
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| 5,009,259 Roller blind support | 10 | 1989 | |
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| 5,361,822 Shade operator | 25 | 1994 | |
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| 6,164,428 Wrap spring shade operator | 20 | 1999 | |
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| 4,865,109 Apparatus for opening and closing a window shade or the like | 28 | 1987 | |
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| 5,669,432 Automatic-locking mechanical drive construction | 15 | 1996 | |
| 6,173,825 Lift control device for a roller shade | 29 | 1999 | |
| 2003/0085,003 Rolled-up blind driving mechanism | 14 | 2001 | |
Patent Citation Ranking
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jun 6, 2013 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jun 6, 2017 |
| Fee | Large entity fee | small entity fee | micro entity fee |
|---|---|---|---|
| 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 |