US Patent No: D572509
Number of patents in Portfolio can not be more than 2000
Chair back
Stats
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Jul 8, 2008
Issued date -
Jul 21, 2006
filing date -
29/263,331
serial no -
In Force
status
Importance
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Abstract
Not Available
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First Claim
Related Publications
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International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| D546573 Back for a seating unit | 5 | 2004 | |
| D543396 Back construction | 2 | 2005 | |
| D543397 Back construction | 18 | 2005 | |
| D542580 Backrest | 14 | 2006 | |
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| D542547 Office chair | 8 | 2005 | |
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| D550976 Chair | 8 | 2006 | |
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| D554877 Chair | 6 | 2005 | |
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| D404209 Video game seat | 14 | 1997 | |
| D506893 Chair back | 11 | 2004 | |
| D534384 Backrest for a chair | 28 | 2005 | |
| D545582 Chair | 8 | 2006 | |
| D549976 Chair | 13 | 2006 | |
| D543717 Office chair | 22 | 2006 | |
| D548994 Chair | 23 | 2007 | |
| D552857 Chair | 22 | 2007 | |
| D553886 Chair backrest | 8 | 2007 | |
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 | Jan 8, 2016 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 8, 2020 |
| 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 |