18 patents currently held
5 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.
4 more records may belong here and await a decision; they are not counted.
The next term ends in Apr 2027. from the record
Of the 5 now held by other companies, 5 name Liberty Tire Recycling LLC as their current owner. Each row says so.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
8
Ending by 2030
Apr 2027
Next term end
8
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 2029 · High confidence
Also notable
Ends Apr 2035 · High confidence
Also notable
Ends Apr 2027 · High confidence
Functional Group Asphalt Modifiers, Methods of Modifying Asphalt, Asphalt Compositions and Methods of Making
US 9,884,965
The most cited patent in this portfolio, cited by 24 later US patents, top 25% of utility patents granted in 2018 in our data. Protection runs to 2029.
Chemically Functionalized Renewed Rubber Composition
US 9,598,564
The most cited patent in this portfolio, cited by 24 later US patents, top 25% of utility patents granted in 2017 in our data. Protection runs to 2035. A terminal disclaimer caps this term to an earlier patent's.
Conical-Shaped Impact Mill
US 7,861,958
The largest patent family in this portfolio, 5 related applications, renewed at 3 of 3 maintenance windows. Protection runs to 2027.
Formerly held, still cited
Notable
Ends Mar 2029 · High confidence
The most cited patent in this portfolio, cited by 34 later US patents, top 10% of utility patents granted in 2017 in our data. Protection runs to 2029.
now held by Liberty Tire Recycling, 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 Feb 18, 2027The maintenance fee for Elastomeric Compositions Comprising Reclaimed Vulcanized Elastomer Particles of Broad Size Distribution and Chemically Modified Vulcanized Elastomer Particles (US 9,108,386) comes due Feb 18, 2027. Unpaid by Aug 18, 2027, it lapses early.
- 1 fee due May 26, 2027The maintenance fee for Micronized Asphalt Modifiers, Methods of Modifying Asphalt, Asphalt Compositions and Methods of Making (US 10,487,209) comes due May 26, 2027. Unpaid by Nov 26, 2027, it lapses early.
- 1 fee due Jun 24, 2027The maintenance fee for Elastomeric Compositions Comprising Reclaimed Vulcanized Elastomer Particles of Broad Size Distribution and Chemically Modified Vulcanized Elastomer Particles (US 10,513,600) comes due Jun 24, 2027. Unpaid by Dec 27, 2027, it lapses early.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
What they patent
The 5 largest of its 8 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
| Conical-Shaped Impact Mill | 5 in force | to Jun 2027 |
| Chemically Functionalized Renewed Rubber Composition | 3 in force | to Jul 2035 |
| Elastomeric Compositions Comprising Reclaimed Vulcanized Elastomer Particles of Broad Size Distribution and Chemically Modified Vulcanized Elastomer Particles | 3 in force | to Mar 2033 |
| Functional Group Asphalt Modifiers, Methods of Modifying Asphalt, Asphalt Compositions and Methods of Making | 3 in force | to Mar 2029 |
| Thermoplastic Elastomer Compositions Having Micronized Rubber Powder | 1 in force | to Nov 2038 |
Patents held now
Soonest term end first.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,861,958 | Conical-Shaped Impact Mill In force · High confidence | In force | High confidence | |
| US 8,132,751 | Conical-Shaped Impact Mill In force · High confidence | In force | High confidence | |
| US 8,302,892 | Conical-Shaped Impact Mill In force · High confidence | In force | High confidence | |
| US 8,302,893 | Conical-Shaped Impact Mill In force · High confidence | In force | High confidence | |
| US 7,900,860 | Conical-Shaped Impact Mill In force · High confidence | In force | High confidence | |
| US 9,884,965 | Functional Group Asphalt Modifiers, Methods of Modifying Asphalt, Asphalt Compositions and Methods of Making In force · High confidence | In force | High confidence | |
| US 9,896,582 | Micronized Asphalt Modifiers, Methods of Modifying Asphalt, Asphalt Compositions and Methods of Making In force · High confidence | In force | High confidence | |
| US 10,487,209 | Micronized Asphalt Modifiers, Methods of Modifying Asphalt, Asphalt Compositions and Methods of Making In force · High confidence | In force | High confidence | |
| US 9,783,660 | Elastomeric Compositions Comprising Reclaimed Vulcanized Elastomer Particles of Broad Size Distribution and Chemically Modified Vulcanized Elastomer Particles In force · High confidence | In force | High confidence | |
| US 10,513,600 | Elastomeric Compositions Comprising Reclaimed Vulcanized Elastomer Particles of Broad Size Distribution and Chemically Modified Vulcanized Elastomer Particles In force · High confidence | In force | High confidence |
Also on record, not counted in the 18: 5 patents in force now held by others · 5 patents ended · 7 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.