Collateral for a security interest recorded Nov 5, 2024 (Wells Fargo Bank, National Association).
Term ended May 3, 2026 · Medium confidence
20-year base term ended Dec 20, 2024
Why Medium: A parent in the chain could not be resolved.
Held by Glatfelter Corporation
Filed Dec 23, 2014 as application 14/581,287 · Granted May 28, 2019
Base term plus 499 days of patent term adjustment (USPTO delay)
Today
Term ended May 3, 2026
2004
2026
Clock starts
Dec 20, 2004
Dec 20, 2004
Term ended
May 3, 2026
May 3, 2026
Granted
May 28, 2019
May 28, 2019
base term
patent term adjustment
after the term ends
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
499
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
3
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term runs 499 days past its 20-year base term on prosecution delay. Confidence: Medium. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Dec 20, 2004, when application PCT/US2004/043030, the earliest non-provisional in its chain, was filed (this one was filed Dec 23, 2014); a parent in its chain could not be resolved (the next row) | Dec 20, 2024 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +499 days, USPTO patent term adjustment record | May 3, 2026 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 1 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | May 3, 2026 | Medium confidence |
This family
| US 8,946,100 | In force Mar 2029 | Mar 2029 |
| US 10,300,457 | this patent May 2026 | May 2026 |
2 of 3 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
Assignments
The 40 most recent of 53 recorded documents are shown; the 13 earliest are not. Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Nov 5, 2024 reel/frame not recorded | Alter Domus (US) LLC, as Administrative Agent | Glatfelter Digital Solutions, LLC | Release of Security Interests at Reel/Frame 063205/0068 |
| Nov 5, 2024 reel/frame not recorded | Alter Domus (US) LLC, as Administrative Agent | Glatfelter Holdings, LLC | Release of Security Interests at Reel/Frame 063205/0068 |
| Nov 5, 2024 reel/frame not recorded | Alter Domus (US) LLC, as Administrative Agent | Glatfelter MT. Holly LLC | Release of Security Interests at Reel/Frame 063205/0068 |
| Nov 5, 2024 reel/frame not recorded | Alter Domus (US) LLC, as Administrative Agent | Glatfelter Advanced Materials N.A., LLC | Release of Security Interests at Reel/Frame 063205/0068 |
| Nov 5, 2024 reel/frame not recorded | Alter Domus (US) LLC, as Administrative Agent | Glatfelter Twig America, Inc. | Release of Security Interests at Reel/Frame 063205/0068 |
| Nov 5, 2024 reel/frame not recorded | Alter Domus (US) LLC, as Administrative Agent | Glatfelter Sontara America, Inc. | Release of Security Interests at Reel/Frame 063205/0068 |
| Nov 5, 2024 reel/frame not recorded | Alter Domus (US) LLC, as Administrative Agent | Glatfelter Sontara Old Hickory, Inc. | Release of Security Interests at Reel/Frame 063205/0068 |
| Nov 5, 2024 reel/frame not recorded | Alter Domus (US) LLC, as Administrative Agent | Glatfelter Industries Asheville, Inc. | Release of Security Interests at Reel/Frame 063205/0068 |
| Nov 7, 2024 Reel 69314, frame 152 | Pnc Bank, National Association | Glatfelter Corporation; PHG Tea Leaves, Inc.; Mollanvick, Inc.; Glatfelter Composite Fibers NA, Inc.; Glatfelter Digital Solutions, LLC; Glatfelter Holdings, LLC; Glatfelter MT. Holly LLC; Glatfelter Advanced Materials N.A., LLC; Glatfelter Twig American, Inc.; Glatfelter Sontara America, Inc.; Glatfelter Sontara Old Hickory, Inc.; Glatfelter Industries Asheville, Inc. | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Corporation | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | PHG Tea Leaves, Inc. | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Mollanvick, Inc. | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Composite Fibers NA, Inc. | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Digital Solutions, LLC | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Holdings, LLC | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter MT. Holly LLC | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Advanced Materials N.A., LLC | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Twig American, Inc. | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Sontara America, Inc. | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Sontara Old Hickory, Inc. | Termination and Release of Security Interest in Intellectual Property |
| Nov 7, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Industries Asheville, Inc. | Termination and Release of Security Interest in Intellectual Property |
| Dec 9, 2024 Reel 69519, frame 217 | Pnc Bank, National Association | Glatfelter Corporation; PHG Tea Leaves, Inc.; Mollanvick, Inc.; Glatfelter Composite Fibers NA, Inc.; Glatfelter Digital Solutions, LLC; Glatfelter Holdings, LLC; Glatfelter MT. Holly LLC; Glatfelter Advanced Materails N.A., LLC; Glatfelter Twig America, Inc.; Glatfelter Sontara America, Inc.; Glatfelter Sontara Old Hickory, Inc.; Glatfelter Industries Asheville, Inc. | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Corporation | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | PHG Tea Leaves, Inc. | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Mollanvick, Inc. | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Composite Fibers NA, Inc. | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Digital Solutions, LLC | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Holdings, LLC | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter MT. Holly LLC | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Advanced Materails N.A., LLC | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Twig America, Inc. | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Sontara America, Inc. | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Sontara Old Hickory, Inc. | Release of Security Interest |
| Dec 9, 2024 reel/frame not recorded | Pnc Bank, National Association | Glatfelter Industries Asheville, Inc. | Release of Security Interest |
| May 5, 2025 Reel 71176, frame 799 | U.S. Bank Trust Company, National Association | Glatfelter Corporation; Avintiv Specialty Materials, LLC; Fiberweb, LLC; Berry Film Products Company, Inc.; Providencia USA, Inc. | Release of Security Interest |
| May 5, 2025 reel/frame not recorded | U.S. Bank Trust Company, National Association | Glatfelter Corporation | Release of Security Interest |
| May 5, 2025 reel/frame not recorded | U.S. Bank Trust Company, National Association | Avintiv Specialty Materials, LLC | Release of Security Interest |
| May 5, 2025 reel/frame not recorded | U.S. Bank Trust Company, National Association | Fiberweb, LLC | Release of Security Interest |
| May 5, 2025 reel/frame not recorded | U.S. Bank Trust Company, National Association | Berry Film Products Company, Inc. | Release of Security Interest |
| May 5, 2025 reel/frame not recorded | U.S. Bank Trust Company, National Association | Providencia USA, Inc. | Release of Security Interest |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
What's changing
Note
The 499 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2019 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.