Knauf Insulation SPRL
12 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 2 name spellings.
13
Ending by 2030
Jan 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.
- 1 fee due Nov 16, 2026The maintenance fee for Rotary Spinner Apparatuses, Methods and Systems for Producing Fiber from Molten Material (US 11,649,562) comes due Nov 16, 2026. Unpaid by May 17, 2027, it lapses early.
- 1 fee due Dec 27, 2026The maintenance fee for Mineral wool (US 11,685,687) comes due Dec 27, 2026. Unpaid by Jun 28, 2027, it lapses early.
- 1 fee due Feb 15, 2027The maintenance fee for Binders and associated products (US 11,725,124) comes due Feb 15, 2027. Unpaid by Aug 16, 2027, it lapses early.
- 4 fees due Apr 1 to 30, 2027 · next Apr 1
- 1 fee due May 14, 2027The maintenance fee for Carbohydrate Polyamine Binders and Materials Made Therewith (US 11,814,481) comes due May 14, 2027. Unpaid by Nov 15, 2027, it lapses early.
- 2 fees due Jun 17 to 19, 2027 · next Jun 17
- 1 fee due Jul 23, 2027The maintenance fee for Binder compositions and uses thereof (US 11,879,063) comes due Jul 23, 2027. Unpaid by Jan 24, 2028, it lapses early.
- 2 fees due Sep 24 to 26, 2027 · next Sep 24
- 3 fees due Oct 2, 2027
Recent changes
- 2 terms have ended since Aug 17, 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 7,854,980 | Formaldehyde-free mineral fibre insulation product In force · From the USPTO record | In force | From the USPTO record | |
| US 9,447,281 | Composite Wood Board In force · High confidence | In force | High confidence | |
| US 10,000,639 | Composite Wood Board In force · High confidence | In force | High confidence | |
| US 11,459,754 | Mineral fibre board In force · From the USPTO record | In force | From the USPTO record | |
| US 11,905,206 | Binders and materials made therewith In force · From the USPTO record | In force | From the USPTO record | |
| US 11,401,209 | Binders and materials made therewith In force · From the USPTO record | In force | From the USPTO record | |
| US 10,759,695 | Binders and materials made therewith In force · From the USPTO record | In force | From the USPTO record | |
| US 8,501,838 | Composite Wood Board In force · High confidence | In force | High confidence | |
| US 10,968,629 | Mineral fibre board In force · From the USPTO record | In force | From the USPTO record | |
| US 9,828,287 | Binders and materials made therewith In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 55: 12 patents in force now held by others · 9 lapsed for an unpaid fee · 14 ended at full term. 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.
6 pending · 41 abandoned · 88 no status recorded