Patents
US 12031979 B2: System and method for detection of target substances
- Granted
- 2024-07-09
- Filed
- 2019-12-05 application 16704184
- Type
- Utility · 25 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A system and method includes a test container for detecting a target substance in a consumable sample, where the test container includes a test container body defining a test container top, a test container bottom opposing the test container top, a first chamber proximal the test container top, and a second chamber proximal the test container bottom, a magnetic diaphragm situated between the first chamber and the second chamber, the magnetic diaphragm obstructing flow of the consumable sample, and the magnetic diaphragm including a magnetic element embedded in the magnetic diaphragm, and a driving element geometrically complementary to the first chamber, the driving element including a consumable sample grinding feature protruding from a surface of the driving element.
Source: PVGPATDIS, file of 2026-04-10 (ipg240709.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Nima Acquisition, LLC 7 patents | US company or organization | Northfield, IL | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Scott Sundvor | San Francisco, CA | 14 | PVGPATDIS, file of 2026-04-10 | |
| Steven Portela | San Francisco, CA | 11 | PVGPATDIS, file of 2026-04-10 | |
| Jonathan Ward | San Francisco, CA | 8 | PVGPATDIS, file of 2026-04-10 | |
| John Paul Walton | San Francisco, CA | 24 | PVGPATDIS, file of 2026-04-10 | |
| Jonathan William Kiel | San Francisco, CA | 8 | PVGPATDIS, file of 2026-04-10 | |
| Jeffrey Mekler | San Francisco, CA | 13 | PVGPATDIS, file of 2026-04-10 | |
| Shireen Yates | San Francisco, CA | 8 | PVGPATDIS, file of 2026-04-10 | |
| Jacob Mooney | San Francisco, CA | 8 | PVGPATDIS, file of 2026-04-10 | |
| Dane Weitmann | San Francisco, CA | 18 | PVGPATDIS, file of 2026-04-10 | |
| Joseph Horrell | San Francisco, CA | 13 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| G01N | Investigating or analysing materials by determining their chemical or physical properties | G01N33/5308 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2025-06-20 | Release of security interest Partial termination and release of security interest in patents (reel/frame 057927/0091) | WILMINGTON TRUST, NATIONAL ASSOCIATION signed 2025-06-03 | MEDLINE INDUSTRIES, LP (F/K/A MEDLINE INDUSTRIES, INC.) NORTHFIELD, IL NIMA PARTNERS, INC. (AS SUCCESSOR-IN-INTEREST TO NIMA ACQUISITION, LLC) BOSTON, MA | 71676/571 | PASDL, file of 2026-10-15 |
| 2025-06-20 | Release of security interest Termination and release of security interest in patents (reel/frame 060382/0577) | WILMINGTON TRUST, NATIONAL ASSOCIATION signed 2025-06-03 | NIMA PARTNERS, INC. (AS SUCCESSOR-IN-INTEREST TO NIMA ACQUISITION, LLC) BOSTON, MA | 71676/468 | PASDL, file of 2026-10-15 |
| 2025-06-20 | Release of security interest Partial termination and release of security interest in patents | WILMINGTON TRUST, NATIONAL ASSOCIATION signed 2025-06-03 | MEDLINE INDUSTRIES, LP (F/K/A MEDLINE INDUSTRIES, INC.) NORTHFIELD, IL NIMA PARTNERS, INC. (AS SUCCESSOR-IN-INTEREST TO NIMA ACQUISITION, LLC) BOSTON, MA | 71675/957 | PASDL, file of 2026-10-15 |
| 2025-06-20 | Release of security interest Termination and release of security interest in patents, recorded on april 1, 2022, at reel/frame 059476/0640 | BANK OF AMERICA, N.A., AS COLLATERAL AGENT signed 2025-06-03 | NIMA PARTNERS, INC. (AS SUCCESSOR-IN-INTEREST TO NIMA ACQUISITION, LLC) NORTHFIELD, IL | 71672/221 | PASDL, file of 2026-10-15 |
| 2025-06-20 | Release of security interest Partial termination and release of security interest in patents, recorded on october 21, 2021, at reel/frame 058040/0001 | BANK OF AMERICA, N.A., AS COLLATERAL AGENT signed 2025-06-03 | MEDLINE INDUSTRIES, LP (F/K/A MEDLINE INDUSTRIES, INC.) NORTHFIELD, IL NIMA PARTNERS, INC. (AS SUCCESSOR-IN-INTEREST TO NIMA ACQUISITION, LLC) NORTHFIELD, IL | 71672/198 | PASDL, file of 2026-10-15 |
| 2025-06-20 | Security interest Security interest Patent security agreement | MEDLINE INDUSTRIES, LP signed 2024-03-27 | WILMINGTON TRUST, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT MINNEAPOLIS, MN | 71672/100 | PASDL, file of 2026-10-23 |
| 2025-02-06 | Assignment Assignment of assignor's interest | NIMA ACQUISITION, LLC signed 2024-11-14 | NIMA PARTNERS, INC. BOSTON, MA | 70142/9 | PASDL, file of 2026-10-15 |
| 2022-05-17 | Security interest Security interest Patent security agreement | NIMA ACQUISITION, LLC signed 2022-05-11 | WILMINGTON TRUST, NATIONAL ASSOCIATION MINNEAPOLIS, MN | 60382/577 | PASDL, file of 2026-10-15 |
| 2022-04-01 | Security interest Security interest Security interest | NIMA ACQUISITION, LLC signed 2022-03-23 | BANK OF AMERICA, N.A., AS COLLATERAL AGENT RICHARDSON, TX | 59476/640 | PASDL, file of 2026-10-15 |
| 2021-10-21 | Security interest Security interest Security interest | MEDLINE INDUSTRIES, LP signed 2021-10-21 | BANK OF AMERICA, N.A. RICHARDSON, TX | 58040/1 | PASDL, file of 2026-10-15 |
| 2021-10-21 | Security interest Security interest Security interest | MEDLINE INDUSTRIES, LP signed 2021-10-21 | WILMINGTON TRUST, NATIONAL ASSOCIATION MINNEAPOLIS, MN | 57927/91 | PASDL, file of 2026-10-15 |
| 2021-10-14 | Name change Change of name | MEDLINE INDUSTRIES, INC. signed 2021-09-07 | MEDLINE INDUSTRIES, LP SPRINGFIELD, IL | 57807/297 | PASDL, file of 2026-10-15 |
| 2020-10-15 | Correction Corrective assignment to correct the list of assignors to include joseph horrell previously recorded on reel 051189 frame 0612. assignor(s) hereby confirms the assignment. | SUNDVOR, SCOTT signed 2017-03-09 PORTELA, STEVEN signed 2016-09-20 WARD, JONATHAN signed 2016-10-20 WALTON, JOHN signed 2016-09-15 KIEL, JONATHAN WILLIAM signed 2017-02-06 MEKLER, JEFFREY signed 2016-09-21 YATES, SHIREEN signed 2017-04-04 MOONEY, JACOB signed 2016-09-18 WEITMANN, DANE signed 2016-09-15 HORRELL, JOSEPH signed 2017-02-06 | NIMA LABS, INC. SAN FRANCISCO, CA | 54085/703 | PASDL, file of 2026-10-15 |
| 2020-10-12 | Assignment Assignment of assignor's interest | NIMA LABS, INC. signed 2020-06-26 | NIMA ACQUISITION, LLC NORTHFIELD, IL | 54030/36 | PASDL, file of 2026-10-15 |
| 2019-12-05 | Assignment Assignment of assignor's interest | SUNDVOR, SCOTT signed 2017-03-09 PORTELA, STEVEN signed 2016-09-20 WARD, JONATHAN signed 2016-10-20 WALTON, JOHN signed 2016-09-15 KIEL, JONATHAN WILLIAM signed 2017-02-06 MEKLER, JEFFREY signed 2016-09-21 YATES, SHIREEN signed 2017-04-04 MOONEY, JACOB signed 2016-09-18 WEITMANN, DANE signed 2016-09-15 | NIMA LABS, INC. SAN FRANCISCO, CA | 51189/612 | PASDL, file of 2026-10-15 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.