Also listed on MacDermid, Incorporated, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends May 16, 2027 · High confidence
20-year base term ends May 16, 2027
Filed May 16, 2007 as application 11/804,282 · Granted Jul 15, 2008
Base term, 20 years from filing
Today
2007
2027
Clock starts
May 16, 2007
May 16, 2007
Term ends
May 16, 2027
May 16, 2027
Granted
Jul 15, 2008
Jul 15, 2008
base term
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
3 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows 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 is its 20-year base term, with no adjustment for prosecution delay. All three maintenance fees are recorded paid; no more fees are due. Confidence: High. 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 May 16, 2007, when this application, 11/804,282, was filed | May 16, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | May 16, 2027 | High confidence |
This family
| US 7,399,757 | this patent May 2027 | May 2027 |
| US 7,511,029 | In force May 2027 | May 2027 |
| Application PCT/US2008/059239 | PCT application no patent term | no patent term |
The applications whose file history this site holds. The family may have others.
Assignments
The 40 most recent of 114 recorded documents are shown; the 74 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 |
|---|---|---|---|
| May 11, 2017 Reel 42447, frame 508 | Bank Of America, N.a. | Chemtura Corporation; Biolab Franchise Company, LLC; Bio-Lab, Inc.; Crompton Colors Incorporated; Crompton Holding Corporation; GLCC Laurel, LLC; Great Lakes Chemical Corporation; Great Lakes Chemical Global, Inc.; GT Seed Treatment, Inc.; Homecare Labs, Inc.; Laurel Industries Holdings, Inc.; Recreational Water Products, Inc.; Weber City Road LLC | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 Reel 42449, frame 1 | Bank Of America, N.a. | Chemtura Corporation; Biolab Franchise Company, LLC; Bio-Lab, Inc.; Crompton Colors Incorporated; Crompton Holding Corporation; GLCC Laurel, LLC; Great Lakes Chemical Corporation; Great Lakes Chemical Global, Inc.; GT Seed Treatment, Inc.; Homecare Labs, Inc.; Laurel Industries Holdings, Inc.; Recreational Water Products, Inc.; Weber City Road LLC | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Chemtura Corporation | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Biolab Franchise Company, LLC | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Bio-Lab, Inc. | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Crompton Colors Incorporated | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Crompton Holding Corporation | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | GLCC Laurel, LLC | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Great Lakes Chemical Corporation | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Great Lakes Chemical Global, Inc. | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | GT Seed Treatment, Inc. | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Homecare Labs, Inc. | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Laurel Industries Holdings, Inc. | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Recreational Water Products, Inc. | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Weber City Road LLC | Release of First Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Chemtura Corporation | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Biolab Franchise Company, LLC | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Bio-Lab, Inc. | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Crompton Colors Incorporated | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Crompton Holding Corporation | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | GLCC Laurel, LLC | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Great Lakes Chemical Corporation | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Great Lakes Chemical Global, Inc. | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | GT Seed Treatment, Inc. | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Homecare Labs, Inc. | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Laurel Industries Holdings, Inc. | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Recreational Water Products, Inc. | Release of Second Lien Intellectual Property Security Agreement |
| May 11, 2017 reel/frame not recorded | Bank Of America, N.a. | Weber City Road LLC | Release of Second Lien Intellectual Property Security Agreement |
| May 12, 2017 Reel 42452, frame 759 | Bank Of America, N.a. | Chemtura Corporation; Crompton Colors Incorporated; GLCC Laurel, LLC; Great Lakes Chemical Corporation | Release of Amended and Restated Second Lien Intellectual Property Security Agreement |
| May 12, 2017 Reel 42452, frame 894 | Bank Of America, N.a. | Chemtura Corporation; Crompton Colors Incorporated; GLCC Laurel, LLC; Great Lakes Chemical Corporation | Release of Third Lien Intellectual Property Security Agreement |
| May 12, 2017 reel/frame not recorded | Bank Of America, N.a. | Chemtura Corporation | Release of Amended and Restated Second Lien Intellectual Property Security Agreement |
| May 12, 2017 reel/frame not recorded | Bank Of America, N.a. | Crompton Colors Incorporated | Release of Amended and Restated Second Lien Intellectual Property Security Agreement |
| May 12, 2017 reel/frame not recorded | Bank Of America, N.a. | GLCC Laurel, LLC | Release of Amended and Restated Second Lien Intellectual Property Security Agreement |
| May 12, 2017 reel/frame not recorded | Bank Of America, N.a. | Great Lakes Chemical Corporation | Release of Amended and Restated Second Lien Intellectual Property Security Agreement |
| May 12, 2017 reel/frame not recorded | Bank Of America, N.a. | Chemtura Corporation | Release of Third Lien Intellectual Property Security Agreement |
| May 12, 2017 reel/frame not recorded | Bank Of America, N.a. | Crompton Colors Incorporated | Release of Third Lien Intellectual Property Security Agreement |
| May 12, 2017 reel/frame not recorded | Bank Of America, N.a. | GLCC Laurel, LLC | Release of Third Lien Intellectual Property Security Agreement |
| May 12, 2017 reel/frame not recorded | Bank Of America, N.a. | Great Lakes Chemical Corporation | Release of Third Lien Intellectual Property Security Agreement |
| Dec 7, 2017 Reel 44745, frame 701 | Chemtura Corporation | MacDermid Transactional Services Company | Assignment of Assignor's Interest |
| Dec 7, 2017 Reel 44759, frame 461 | MacDermid Transactional Services Company | MacDermid Agricultural Solutions, Inc. | Change of Name |
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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
May 2027
Term ends May 16, 2027. No further fees fall due before then
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2008 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.