Knauf Insulation, Inc.

73 patents currently held · Updated Nov 15, 2026

6 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.

Ending by 2030

Jan 2027

Next term end

When these terms end

5 yrs10 yrs20 yrs

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 26, 2026
The maintenance fee for Binders (US 9,039,827) comes due Nov 26, 2026. Unpaid by May 26, 2027, it lapses early.
2 fees due Dec 4 to 20, 2026 · next Dec 4
2 fees due Jan 2, 2027
1 fee due Feb 15, 2027
The maintenance fee for Binders and associated products (US 11,725,124) comes due Feb 15, 2027. Unpaid by Aug 16, 2027, it lapses early.
2 fees due May 14, 2027
4 fees due Jun 3 to 19, 2027 · next Jun 3
2 fees due Jul 7 to 23, 2027 · next Jul 7
4 fees due Sep 24 to 30, 2027 · next Sep 24
2 fees due Oct 2, 2027
1 fee due Nov 12, 2027
The maintenance fee for Molding process for insulation product (US 10,647,050) comes due Nov 12, 2027. Unpaid by May 12, 2028, it lapses early.

Which patents, and when each one lapses · Pro

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 Term ends Jan 25, 2027 · From the USPTO record	In force	Term ends Jan 25, 2027	From the USPTO record
US 8,901,208	Composite Wood Board In force Term ends Jan 25, 2027 · High confidence	In force	Term ends Jan 25, 2027	High confidence
US 9,447,281	Composite Wood Board In force Term ends Jan 25, 2027 · High confidence	In force	Term ends Jan 25, 2027	High confidence
US 10,000,639	Composite Wood Board In force Term ends Jan 25, 2027 · High confidence	In force	Term ends Jan 25, 2027	High confidence
US 11,459,754	Mineral fibre board In force Ends no later than Jan 25, 2027 · From the USPTO record	In force	Ends no later than Jan 25, 2027	From the USPTO record
US 11,905,206	Binders and materials made therewith In force Ends no later than Jan 25, 2027 · From the USPTO record	In force	Ends no later than Jan 25, 2027	From the USPTO record
US 11,401,209	Binders and materials made therewith In force Term ends Feb 5, 2027 · From the USPTO record	In force	Term ends Feb 5, 2027	From the USPTO record
US 10,759,695	Binders and materials made therewith In force Term ends Mar 5, 2027 · From the USPTO record	In force	Term ends Mar 5, 2027	From the USPTO record
US 10,968,629	Mineral fibre board In force Term ends Oct 21, 2027 · From the USPTO record	In force	Term ends Oct 21, 2027	From the USPTO record
US 8,114,210	Binders In force Term ends Aug 1, 2028 · High confidence	In force	Term ends Aug 1, 2028	High confidence

10 of 73 patents shown.

Pro members see all 73.

Pro members: see all 73 patents

Also on record, not counted in the 73: 6 patents in force now held by others · 19 lapsed for an unpaid fee · 29 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.

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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 · 34 abandoned · 115 no status recorded

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