Zeno Semiconductor, Inc.
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.
Recorded under 7 name spellings.
74
Ending by 2030
Nov 2027
Next term end
When these terms end
Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045
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.
- 5 fees due Jan 2 to 21, 2027 · next Jan 2
- 7 fees due Feb 1 to 28, 2027 · next Feb 1
- 4 fees due Mar 3 to 26, 2027 · next Mar 3
- 5 fees due Apr 6 to 29, 2027 · next Apr 6
- 2 fees due May 5 to 14, 2027 · next May 5
- 6 fees due Jun 8 to 30, 2027 · next Jun 8
- 8 fees due Jul 5 to 28, 2027 · next Jul 5
- 4 fees due Aug 4 to 20, 2027 · next Aug 4
- 4 fees due Sep 1 to 26, 2027 · next Sep 1
- 2 fees due Oct 21 to 30, 2027 · next Oct 21
- 2 fees due Nov 5, 2027
Recent changes
- 2 of the patents on this record were granted since Aug 16, 2026
- 10 terms have ended since Aug 16, 2026
Patents held now
Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,036,033 | Semiconductor Memory Having Both Volatile and Non-Volatile Functionality and Method of Operating In force · High confidence | In force | High confidence | |
| US 8,174,886 | Semiconductor Memory Having Electrically Floating Body Transistor In force · Medium confidence | In force | Medium confidence | |
| US 8,208,302 | Method of Maintaining the State of Semiconductor Memory Having Electrically Floating Body Transistor In force · High confidence | In force | High confidence | |
| US 8,995,186 | Memory Cells, Memory Cell Arrays, Methods of Using and Methods of Making In force · Medium confidence | In force | Medium confidence | |
| US 9,030,872 | Method of Maintaining the State of Semiconductor Memory Having Electrically Floating Body Transistor In force · High confidence | In force | High confidence | |
| US 9,153,333 | Semiconductor Memory Having Both Volatile and Non-Volatile Functionality and Method of Operating In force · High confidence | In force | High confidence | |
| US 9,236,382 | Method of Maintaining the State of Semiconductor Memory Having Electrically Floating Body Transistor In force · High confidence | In force | High confidence | |
| US 9,514,803 | Semiconductor Memory Having Electrically Floating Body Transistor In force · High confidence | In force | High confidence | |
| US 9,653,467 | Method of Maintaining the State of Semiconductor Memory Having Electrically Floating Body Transistor In force · High confidence | In force | High confidence | |
| US 10,163,907 | Method of Maintaining the State of Semiconductor Memory Having Electrically Floating Body Transistor In force · High confidence | In force | High confidence |
Also on record, not counted in the 154: 8 patents in force now held by others · 75 lapsed for an unpaid fee · 1 past the fee grace period · 1 surrendered on reissue. List them
Sources and methods
Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand.
How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
Published applications
US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.
10 pending · 1 abandoned · 3 no status recorded