Patent US4899330A successfully refreshed from Google Patents.
US4899330A
Expired / Lapsed
US
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Adaptor for mini CD
Assignee: US Philips Corp
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Filing: 1988-09-02
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Granted: 1990-02-06
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Expires: 2008-09-02
Abstract
Abstract Adaptor the periphery of an optical disc has an annular body (3) having a center hole (7) for receiving the disc and an annular adhesive strip 5 for affixing the disc placed in the center hole.
Inventors
- 👤 Hermanus F. Einhaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:42
CPC Classifications
G; G11; G11B; G11B23/00; G11B23/0014; G11B23/0021
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
109 words
An adaptor comprising: an annular body having an inner rim which bounds a centre hole in which said disc record can be placed, which annular body has an outer diameter which is substantially larger than the outer diameter of said optical disc; an annular sheet of material substantially thinner than said annular body, said annular sheet affixed to a surface of said annular body and having an inner rim which bounds a center hole smaller than the center hole in said annular body; and an a layer of adhesive on the portion of said annular sheet of material that is accessible through the center hole of said annular body.
Claim 2
Dependent Claim
109 words
An adaptor comprising: an annular body having an inner rim which bounds a centre hole in which said disc record can be placed, which annular body has an outer diameter which is substantially larger than the outer diameter of said optical disc; an annular sheet of material substantially thinner than said annular body, said annular sheet affixed to a surface of said annular body and having an inner rim which bounds a center hole smaller than the center hole in said annular body; and an a layer of adhesive on the portion of said annular sheet of material that is accessible through the center hole of said annular body.
Claim 3
Dependent Claim
23 words
An adaptor as in claim 1 wherein said annular sheet comprises an annular adhesive tape affixed to a radial surface of said body.
Claim 4
Dependent Claim
34 words
An adaptor as in claim 2 wherein the adhesive tape is provided with a detachable cover strip covering only the portion of the adhesive tape accessible through said center hole of said annular body.
Claim 5
Dependent Claim
13 words
An adaptor as in claim 1 wherein the annular body is injection-molded plastic.
Claim 6
Dependent Claim
19 words
An adaptor as in claim 1 wherein the annular body is provided with information on at least one side.
Claim 7
Dependent Claim
24 words
An adaptor as in claim 1 wherein the inner diameter of the annular body is 80 mm and the outer diameter is 120 mm.
Claim 8
Dependent Claim
36 words
An assembly comprising an optical disc to be inscribed and/or read and an adaptor as claimed in claim 1 wherein the assembly has a thickness which is substantially equal to the thickness of the relevant disc.
Claim 9
Dependent Claim
14 words
An adaptor as claimed in claim 5 in which said information is optical information.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-02-05 | 1993-08-07 | 1994-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-02-05 | 1997-08-07 | 1998-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-02-05 | 2001-08-07 | 2002-02-06 | $7700.00 | Window Closed / Lapsed |