Patents
US 10277401 B2: Systems and methods for authenticating and providing anti-counterfeiting features for important documents
- Granted
- 2019-04-30
- Filed
- 2017-10-09 application 15727801
- Type
- Utility · 16 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A method for authenticating a document comprises obtaining the contents of a document, obtaining biometric characteristics from an individual, forming a message based on the contents of the document and the biometric characteristics of the individual, generating a digital signature based on the message and a key, and writing the digital signature to an Radio Frequency Identification (RFID) tag affixed to the document.
Source: PVGPATDIS, file of 2026-04-10 (ipg190430.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| SMARTRAC TECHNOLOGY FLETCHER, INC. 11 patents | US company or organization | Fletcher, NC | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Jeffrey Zhu | Carlsbad, CA | 13 | PVGPATDIS, file of 2026-04-10 | |
| Jun Liu | San Diego, CA | 51 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| H04L | Transmission of digital information, e.g. telegraphic communication | H04L9/3231 | PVGPATDIS, file of 2026-04-10 |
| H04N | Pictorial communication, e.g. television | H04N2201/0094 | 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 |
|---|---|---|---|---|---|
| 2020-10-01 | Assignment Assignment of assignor's interest | SMARTRAC TECHNOLOGY FLETCHER, INC. signed 2020-09-24 | SMART COSMOS SOLUTIONS INC. WESTERVILLE, OH | 53943/24 | PASDL, file of 2026-10-15 |
| 2020-10-01 | Merger Merger and change of name | EAPEIRON SOLUTIONS INC. signed 2018-08-31 SMARTRAC TECHNOLOGY FLETCHER, INC. signed 2018-08-31 | SMARTRAC TECHNOLOGY FLETCHER, INC. FLETCHER, NC | 53942/902 | PASDL, file of 2026-10-15 |
| 2018-06-07 | Assignment Assignment of assignor's interest | NEOLOGY, INC. signed 2018-05-11 SINGLE CHIP SYSTEMS CORP. signed 2018-05-11 | SMARTRAC TECHNOLOGY FLETCHER, INC. FLETCHER, NC | 46321/793 | PASDL, file of 2026-10-15 |
| 2017-10-09 | Assignment Assignment of assignor's interest | ZHU, JEFFREY signed 2006-04-25 LIU, JUN signed 2008-07-02 | NEOLOGY POWAY, CA | 43813/524 | 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.