Also listed on McDATA Corporation, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Nov 23, 2027 · High confidence
20-year base term ends Jan 30, 2027
Filed Jan 30, 2007 as application 11/669,070 · Granted Mar 15, 2011
Base term plus 297 days of patent term adjustment (USPTO delay)
Today
2007
2027
Clock starts
Jan 30, 2007
Jan 30, 2007
Term ends
Nov 23, 2027
Nov 23, 2027
Granted
Mar 15, 2011
Mar 15, 2011
base term
patent term adjustment
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
297
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
This patent's term runs 297 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Jan 30, 2007, when this application, 11/669,070, was filed | Jan 30, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +297 days, USPTO patent term adjustment record | Nov 23, 2027 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 23, 2027 | High confidence |
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Jan 30, 2007 Reel 18825, frame 861 | Del Rosario, Rod; Nguyen, John; Rahardja, Anton | McDATA Corporation | Assignment of Assignor's Interest |
| Dec 22, 2008 Reel 22012, frame 204 | Brocade Communications Systems, Inc.; Foundry Networks, Inc.; Inrange Technologies Corporation; McDATA Corporation | Bank of America, N.A. as Administrative Agent | Security Agreement |
| Jan 20, 2010 Reel 23814, frame 587 | Brocade Communications Systems, Inc.; Foundry Networks, LLC; Inrange Technologies Corporation; McDATA Corporation; McDATA Services Corporation | Wells Fargo Bank, National Association, as Collateral Agent | Security Agreement |
| Dec 17, 2012 Reel 29486, frame 74 | McDATA Corporation | Brocade Communications Systems, Inc. | Assignment of Assignor's Interest |
| Jan 21, 2015 Reel 34792, frame 540 | Bank of America, N.A., as Administrative Agent | Brocade Communications Systems, Inc.; Inrange Technologies Corporation; Foundry Networks, LLC | Release of Security Interest |
| Jan 21, 2015 reel/frame not recorded | Bank of America, N.A., as Administrative Agent | Brocade Communications Systems, Inc. | Release of Security Interest |
| Jan 21, 2015 reel/frame not recorded | Bank of America, N.A., as Administrative Agent | Inrange Technologies Corporation | Release of Security Interest |
| Jan 21, 2015 reel/frame not recorded | Bank of America, N.A., as Administrative Agent | Foundry Networks, LLC | Release of Security Interest |
| Jan 22, 2015 Reel 34804, frame 793 | Wells Fargo Bank, National Association, as Collateral Agent | Brocade Communications Systems, Inc.; Foundry Networks, LLC | Release of Security Interest |
| Jan 22, 2015 reel/frame not recorded | Wells Fargo Bank, National Association, as Collateral Agent | Brocade Communications Systems, Inc. | Release of Security Interest |
| Jan 22, 2015 reel/frame not recorded | Wells Fargo Bank, National Association, as Collateral Agent | Foundry Networks, LLC | Release of Security Interest |
| Dec 13, 2017 Reel 44891, frame 536 | Brocade Communications Systems, Inc. | Brocade Communications Systems LLC | Change of Name |
| Oct 18, 2018 Reel 47270, frame 247 | Brocade Communications Systems LLC | Avago Technologies International Sales Pte. Limited | Assignment of Assignor's Interest |
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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Nov 2027
Term ends Nov 23, 2027. No further fees fall due before then
Note
The 297 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
12
later US patents cite this one
That is above the median of utility patents granted in 2011 in our data, the only group it is compared against.
How we rank
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
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.