3 patents currently held
8 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
The next term ends in May 2042. from the record
Of the 8 now held by other companies, 7 name McAfee LLC as their current owner, and 1 more name another party. Each row says which.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
May 2042
Next term end
2
Patent families
When these terms end
Held patents by the year their term ends
notable patents
all others
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
Notable: the highest-ranked patents in this portfolio by citations and family size.
Notable patents
Ranked by citations and family size, against patents of the same kind granted the same year. How we rank
Only 2 of the currently held patents qualify as notable.
Notable
Ends Jul 2042 · High confidence
Also notable
Ends Jan 2043 · High confidence
Preventing Surreptitious Access to File Data by Malware
US 11,822,699
Granted 2023. Computed term ends 2042.
Operating System Enhancements to Prevent Surreptitious Access to User Data Files
US 11,983,288
Granted 2024. Too new for citation comparison; protection runs to 2043.
Formerly held, still cited
Notable
Ends Jul 2027 · High confidence
Cited by 214 later US patents, top 5% of utility patents granted in 2010 in our data, and renewed at 3 of 3 maintenance windows. Protection runs to 2027.
now held by McAfee, LLC
Also notable
Ends Apr 2028 · High confidence
Cited by 74 later US patents, top 10% of utility patents granted in 2010 in our data, and renewed at 3 of 3 maintenance windows. Protection runs to 2028.
now held by McAfee, LLC
Also notable
Ends Apr 2028 · High confidence
Cited by 85 later US patents, top 10% of utility patents granted in 2011 in our data, and renewed at 3 of 3 maintenance windows. Protection runs to 2028.
now held by McAfee, LLC
Fee deadlines
Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
- 1 fee due May 21, 2027The maintenance fee for Preventing Surreptitious Access to File Data by Malware (US 11,822,699) comes due May 21, 2027. Unpaid by Nov 22, 2027, it lapses early.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
What they patent
The 1 largest of its 2 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
| Preventing Surreptitious Access to File Data by Malware | 2 in force | to Jul 2042 |
Patents held now
Soonest term end first.
Showing 1 to 3 of 3
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 12,373,603 | Methods and Systems for Recursive Descent Parsing In force · High confidence | In force | High confidence | |
| US 11,822,699 | Preventing Surreptitious Access to File Data by Malware In force · High confidence | In force | High confidence | |
| US 11,983,288 | Operating System Enhancements to Prevent Surreptitious Access to User Data Files In force · High confidence | In force | High confidence |
Also on record, not counted in the 3: 8 patents in force now held by others · 54 patents ended · 11 applications abandoned. List them
Sources and methods
Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built
Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
6 terminal disclaimers are on file with no resolved reference. No cap is applied and none is guessed