17 patents currently held
18 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 Mar 2035. from the record
Of the 18 now held by other companies, 18 name Yield Engineering SPV LLC as their current owner. Each row says so.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
Mar 2035
Next term end
16
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
Notable
Ends Mar 2035 · High confidence
Also notable
Ends Feb 2040 · High confidence
Also notable
Ends Aug 2041 · High confidence
Joining of Polymer and Surface-Modified Solid Part
US 10,024,323
Granted 2018 and renewed at every maintenance window due so far. Protection runs to 2035.
Compositions for forming polymer brushes
US 11,834,541
Granted 2023. Computed term ends 2040.
Method of Using Processing Oven
US 12,330,228
A family of 8 related applications built on the 2025 grant. Too new for citation comparison; protection runs to 2041. A terminal disclaimer caps this term to an earlier patent's.
Formerly held, still cited
Notable
Ends Aug 2040 · High confidence
The most cited patent in this portfolio, cited by 5 later US patents, top 25% of utility patents granted in 2022 in our data. Protection runs to 2040.
now held by Yield Engineering SPV LLC
Also notable
Ends Aug 2041 · High confidence
A family of 8 related applications built on the 2022 grant. Protection runs to 2041.
now held by Yield Engineering SPV LLC
Also notable
Ends Mar 2038 · High confidence
The earliest of the three still in force, granted 2019 and renewed since. Its term ends first, in 2038.
now held by Yield Engineering SPV 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 Jun 5, 2027The maintenance fee for Compositions for forming polymer brushes (US 11,834,541) comes due Jun 5, 2027. Unpaid by Dec 6, 2027, it lapses early.
- 1 fee due Sep 5, 2027The maintenance fee for Method of Improving the Adhesion Strength of Metal-Organic Interfaces in Electronic Devices (US 11,919,036) comes due Sep 5, 2027. Unpaid by Mar 6, 2028, it lapses early.
Recent changes
- 4 of the patents on this record were granted since Aug 16, 2026
What they patent
The 5 largest of its 16 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
| Solder Reflow with Optical Endpoint Control | 2 in force | to Mar 2045 |
| Carrier for Panels | 1 in force | to May 2045 |
| Electroless Plating | 1 in force | to Mar 2045 |
| Fluid Vaporizers | 1 in force | to Dec 2044 |
| Unified Rinse and Dry Cleaning Apparatus and Methods | 1 in force | to May 2044 |
Patents held now
Soonest term end first.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 10,024,323 | Joining of Polymer and Surface-Modified Solid Part In force · High confidence | In force | High confidence | |
| US 11,834,541 | Compositions for forming polymer brushes In force · High confidence | In force | High confidence | |
| US 12,330,228 | Method of Using Processing Oven In force · High confidence | In force | High confidence | |
| US 12,479,949 | Polymer Gels In The Formation Of Polymer Brushes In force · High confidence | In force | High confidence | |
| US 12,330,268 | Apparatus for Coating Removal In force · Medium confidence | In force | Medium confidence | |
| US 11,919,036 | Method of Improving the Adhesion Strength of Metal-Organic Interfaces in Electronic Devices In force · High confidence | In force | High confidence | |
| US 12,042,827 | Integrated Ultrasonics and Megasonics Cleaning In force · High confidence | In force | High confidence | |
| US 12,387,946 | Double-Sided Scrubber for Substrate Cleaning In force · High confidence | In force | High confidence | |
| US 12,087,623 | Dielectric Liners on Through Glass Vias In force · High confidence | In force | High confidence | |
| US 12,685,065 | Unified Rinse and Dry Cleaning Apparatus and Methods In force · High confidence | In force | High confidence |
Also on record, not counted in the 17: 18 patents in force now held by others · 4 patents ended · 27 applications pending · 5 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.