Patents
US 8460341 B2: Dynamic facet replacement system
- Granted
- 2013-06-11
- Filed
- 2008-06-26 application 12146623
- Type
- Utility · 16 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A system for a dynamic facet replacement includes first and second inferior facets, first and second pars and first and second superior facets. The first and second inferior facets are configured to replace left and right natural inferior facets and each facet comprises an articulating surface. The first and second superior facets are configured to replace left and right natural superior facets and each facet comprises an articulating surface. Each of the first and second pars includes first and second articulating surfaces and is configured to articulately connect the first and second articulating surfaces with the first articulating surfaces of the inferior and superior facets, respectively.
Source: PVGPATDIS, file of 2026-04-10 (ipg130611.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| SPINEFRONTIER, INC 25 patents | US company or organization | Beverly, MA | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Kingsley R. Chin | West Palm Beach, FL | 46 | Person page FUZZY medium confidence | PVGPATDIS, file of 2026-04-10 |
| Christopher A. Chang | Beverly, MA | 10 | PVGPATDIS, file of 2026-04-10 | |
| Yani Deros | Phoenix, AZ | 28 | PVGPATDIS, file of 2026-04-10 | |
| Matthew Ibarra | Lakewood, CA | 31 | PVGPATDIS, file of 2026-04-10 | |
| Thomas Turner | Nashua, NH | 2 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| A61F | Filters implantable into blood vessels; prostheses; devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents; orthopaedic, nursing or contraceptive devices; fomentation; treatment or protection of eyes or ears; bandages, dressings or absorbent pads; first-aid kits | A61F2/4405 | 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 |
|---|---|---|---|---|---|
| 2020-10-05 | Assignment Assignment of assignor's interest | SPINEFRONTIER, INC signed 2019-07-01 | KIC VENTURES, LLC MALDEN, MA | 53972/737 | PASDL, file of 2026-10-15 |
| 2017-11-16 | Assignment Assignment of assignor's interest | SPINEFRONTIER, INC signed 2017-11-03 | LESFACETS, LLC. MALDEN, MA | 44147/880 | ECORSEXC, file of 2026-09-25 |
| 2017-10-26 | Assignment Assignment of assignor's interest | CHANG, CHRISTOPHER A. signed 2007-07-02 IBARRA, MATTHEW signed 2007-07-02 TURNER, THOMAS signed 2007-07-14 CHIN, KINGSLEY signed 2007-07-24 DEROS, YANI signed 2007-09-21 | SPINEFRONTIER, INC BEVERLY, MA | 43958/849 | ECORSEXC, file of 2026-09-25 |
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.