Select Chemistry, LLC
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Sep 2037
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.
- 1 fee due Apr 10, 2027The maintenance fee for Ultra high activity slurry for hydraulic fracturing (US 11,781,060) comes due Apr 10, 2027. Unpaid by Oct 12, 2027, it lapses early.
- 1 fee due Aug 27, 2027The maintenance fee for Process for prevention and remediation of subterranean-formed metal-polymer complexes (US 11,912,935) comes due Aug 27, 2027. Unpaid by Feb 28, 2028, it lapses early.
- 1 fee due Sep 26, 2027The maintenance fee for Surfactant Impregnated Lost Circulation, Scrubbing, and Scouring Material (US 11,939,513) comes due Sep 26, 2027. Unpaid by Mar 27, 2028, it lapses early.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
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.
Showing 1 to 6 of 6
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 11,136,494 | Polymer with internal crosslinking and breaking mechanisms In force · From the USPTO record | In force | From the USPTO record | |
| US 11,912,935 | Process for prevention and remediation of subterranean-formed metal-polymer complexes In force · From the USPTO record | In force | From the USPTO record | |
| US 11,781,060 | Ultra high activity slurry for hydraulic fracturing In force · From the USPTO record | In force | From the USPTO record | |
| US 11,518,928 | Process for prevention and remediation of subterranean-formed metal-polymer complexes In force · From the USPTO record | In force | From the USPTO record | |
| US 11,939,513 | Surfactant Impregnated Lost Circulation, Scrubbing, and Scouring Material In force · High confidence | In force | High confidence | |
| US 12,006,467 | Compositions of Aphron Sealing Lost Circulation Spacer In force · High confidence | In force | High confidence |
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.
1 abandoned · 2 no status recorded