Patent US5847931A successfully refreshed from Google Patents.
US5847931A
Expired / Lapsed
US
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Contactless integrated circuit card with a conductive polymer antenna
Assignee: Thales DIS France SA
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Filing: 1997-04-16
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Granted: 1998-12-08
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Expires: 2017-04-16
Abstract
Abstract An integrated circuit card comprising a card body, an integrated circuit fixed in a cavity of the card body, an antenna extending over a face of the card body and connected to the integrated circuit, and a layer of resin covering the integrated circuit and at least a portion of the card body immediately adjacent to the integrated circuit.
Inventors
- 👤 Michel Gaumet
- 👤 Benoit Thevenot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:51
CPC Classifications
G; G06; G06K; G06K19/00; G06K19/06; G06K19/067; G06K19/07; G06K19/077; G06K19/07749; G06K19/07773; G06K19/07775; G06K19/07745; G06K19/07777; G06K19/07779
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
72 words
An integrated circuit card comprising a card body, an integrated circuit having a face flush with a face of the card body, and an antenna of conductive polymer extending overland on said face of the card body and connected to the integrated circuit, the card including a layer of resin covering the integrated circuit and all or a portion of said face of the card body immediately adjacent to the integrated circuit.
Claim 2
Dependent Claim
72 words
An integrated circuit card comprising a card body, an integrated circuit having a face flush with a face of the card body, and an antenna of conductive polymer extending overland on said face of the card body and connected to the integrated circuit, the card including a layer of resin covering the integrated circuit and all or a portion of said face of the card body immediately adjacent to the integrated circuit.
Claim 3
Dependent Claim
38 words
An integrated circuit card according to claim 1, wherein the integrated circuit has a thickness of less than 120 μm and is disposed in the vicinity of the neutral fiber of the card under the layer of resin.
References Cited (Backward Citations)
US4943464A
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US5321240A
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US5448110A
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US5498859A
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US5610941A
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DE4431605A1
Cited
DE9417001U1
Cited
US5671525A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2001-12-07 | 2002-06-08 | 2002-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-12-07 | 2006-06-08 | 2006-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-12-07 | 2010-06-08 | 2010-12-08 | $7700.00 | Window Closed / Lapsed |