Maintenance fees coming due
3 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Feb 18, 2027. Unpaid by Aug 18, 2027, that one lapses early.
A maintenance fee does not end a patent on its due date. It falls due at 3.5, 7.5
and 11.5 years from grant, and the patent lapses only if the fee is still unpaid at the end of the
six month grace period that follows.
| Patent | Title | Holder | Status | Fee due | Lapses if unpaid | Expires | Confidence |
|---|---|---|---|---|---|---|---|
| US 9,108,386 | Elastomeric Compositions Comprising Reclaimed Vulcanized Elastomer Particles of Broad Size Distribution and Chemically Modified Vulcanized Elastomer Particles In force Fee due Feb 18, 2027 Lapses if unpaid Aug 18, 2027 · High confidence | Lehigh Technologies, Inc. | In force | Feb 18, 2027 | Aug 18, 2027 | High confidence | |
| US 10,487,209 | Micronized Asphalt Modifiers, Methods of Modifying Asphalt, Asphalt Compositions and Methods of Making In force Fee due May 26, 2027 Lapses if unpaid Nov 26, 2027 · High confidence | Lehigh Technologies, Inc. | In force | May 26, 2027 | Nov 26, 2027 | 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 Fee due Jun 24, 2027 Lapses if unpaid Dec 27, 2027 · High confidence | Lehigh Technologies, Inc. | In force | Jun 24, 2027 | Dec 27, 2027 | High confidence |
3 of 3 patents shown. Soonest fee due date first, then patent number.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.