US4844246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Kit for preparing blister packages
Assignee: 3M Co
•
Filing: 1988-10-27
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Granted: 1989-07-04
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Expires: 2008-10-27
Abstract
Abstract Kit for preparing a package for dispensing solid products such as pills, said kit comprising: (1) at least one blister tray having a single compartment or an array of compartments, and (2) at least one sheet bearing an adhesive on one major surface thereof and having dimensions such that it is capable of covering said single compartment or said array of compartments. In another aspect of this invention, a plurality of the aforementioned sheets can be aggregated into a pad, from which the sheets can be conveniently dispensed.
Inventors
- 👤 John A. Harrison
- 👤 Gary A. Isakson
- 👤 James R. Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:32
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/28; B65D75/30; B65D75/32; B65D75/325; B65D75/327; B65D2575/00; B65D2575/28; B65D2575/30; B65D2575/36; B65D2575/361; B65D2575/362; B65D2575/366; Y; Y10; Y10T; Y10T428/00; Y10T428/14; Y10T428/1481; Y10T428/24; Y10T428/24628; Y10T428/24661
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
176 words
Kit suitable for preparing a blister package for storing and dispensing solid articles comprising (1) a plurality of blister trays, and (2) a pad comprising a plurality of sheets of similar size and shape, each of said sheets having a backing having on one major surface thereof a layer of a first adhesive, each of said sheets being laminated to a release layer, said first adhesive layer being in face-to-face contact with said release layer, each of said sheets being attached to a like sheet by means of a first bonding strip having a backing having on one major surface thereof a layer of a second adhesive and on the other major surface thereof a layer of a low adhesion backsize, said first bonding strip being coextensive with at least one edge of said sheets, a portion of said second adhesive layer being bonded to a portion of said release layer, the remainder of said second adhesive layer being bonded to a portion of said layer of said low adhesion backsize of a second bonding strip.
Claim 2
Dependent Claim
176 words
Kit suitable for preparing a blister package for storing and dispensing solid articles comprising (1) a plurality of blister trays, and (2) a pad comprising a plurality of sheets of similar size and shape, each of said sheets having a backing having on one major surface thereof a layer of a first adhesive, each of said sheets being laminated to a release layer, said first adhesive layer being in face-to-face contact with said release layer, each of said sheets being attached to a like sheet by means of a first bonding strip having a backing having on one major surface thereof a layer of a second adhesive and on the other major surface thereof a layer of a low adhesion backsize, said first bonding strip being coextensive with at least one edge of said sheets, a portion of said second adhesive layer being bonded to a portion of said release layer, the remainder of said second adhesive layer being bonded to a portion of said layer of said low adhesion backsize of a second bonding strip.
Claim 3
Dependent Claim
26 words
Kit according to claim 1 wherein the planar dimensions of said blister trays are substantially similar to the planar dimension of the sheets of said pad.
Claim 4
Dependent Claim
14 words
Kit according to claim 1 wherein each said blister tray has a single compartment.
Claim 5
Dependent Claim
15 words
Kit according to claim 1 wherein each said blister tray has more than one compartment.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-07-03 | 1993-01-02 | 1993-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-07-03 | 1997-01-02 | 1997-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-07-03 | 2001-01-02 | 2001-07-04 | $7700.00 | Window Closed / Lapsed |