Disk Array Controller and System with Automated Detection and Control of Both Ata and Scsi Disk Drives
US 6,965,956 Lapsed on the fee recordLapsed Nov 15, 2017 on the fee record · High confidence
20-year base term ended Feb 28, 2023
Third maintenance fee unpaid; grace period ended.
Feb 28, 2003
Nov 15, 2017
Nov 15, 2005
Jan 13, 2024
How we calculated this date
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Feb 28, 2003, when this application, 10/378,028, was filed | Feb 28, 2023 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +319 days, USPTO patent term adjustment record | Jan 13, 2024 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | lapsed Nov 15, 2017 | High confidence |
| Computed term end | The steps above, in order | Nov 15, 2017 | High confidence |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
Not on this page: the patent's family, its recorded assignments and its citation count. USPTO's assignment records, linked above, list every recorded assignment.
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
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