US4358025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package with flexible segmented fin sealing
Assignee: Procter and Gamble Co
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Filing: 1981-03-13
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Granted: 1982-11-09
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Expires: 2001-03-13
Abstract
Abstract An improved packaging system (10) comprising a container (14), a closure (12) for the container (14) and means (38, 60, 34, 66) for retaining the closure over an opening of the container (14). A plurality of fin segments (56, 58) extending between the closure (12) and the container (14) and surrounding a substantial portion of the periphery of the container opening retards the evaporation of moisture from the container (14).
Inventors
- 👤 Kenard E. Urion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:56
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/18; B65D51/20; B65D43/00; B65D43/02; B65D43/0202; B65D43/0204; B65D43/0212; B65D43/14; B65D43/16; B65D43/161; B65D2251/00; B65D2251/0003; B65D2251/0006; B65D2251/0018; B65D2251/0021; B65D2251/0068; B65D2251/0093; B65D2251/10; B65D2251/1016; B65D2251/105; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00064; B65D2543/0012; B65D2543/00175; B65D2543/00194; B65D2543/00259; B65D2543/00296; B65D2543/00444; B65D2543/00481; B65D2543/0049; B65D2543/00527; B65D2543/00537; B65D2543/00592; B65D2543/00601; B65D2543/00611; B65D2543/00657; B65D2543/00675; B65D2543/00685; B65D2543/00712; B65D2543/00722; B65D2543/0074; B65D2543/00787; B65D2543/00796; B65D2543/00953; B65D2543/0099; Y; Y10; Y10S; Y10S215/00; Y10S215/01
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
65 words
An improved package or dispenser of the type having a container with an open end portion, a closure for covering the opening of the container and means for retaining the closure over the container body, wherein the improvement comprises flexible, segmented sealing fins extending between the closure and the container body, said fins sealing the package when the closure is retained over the container opening.
Claim 2
Dependent Claim
65 words
An improved package or dispenser of the type having a container with an open end portion, a closure for covering the opening of the container and means for retaining the closure over the container body, wherein the improvement comprises flexible, segmented sealing fins extending between the closure and the container body, said fins sealing the package when the closure is retained over the container opening.
Claim 3
Dependent Claim
33 words
An improved package or dispenser as recited in claim 1 wherein the closure has a top wall and wherein the fins extend down at an angle from the top wall of the closure.
Claim 4
Dependent Claim
29 words
An improved package or dispenser as recited in claim 1 wherein two spaced-apart sets of sealing fins extend down at an angle from the top wall of the closure.
Claim 5
Dependent Claim
38 words
An improved package or dispenser as recited in claim 3 wherein the gap between adjacent segments of one set of fins is opposed to a fin segment of the other set of fins to provide additional labyrinthian sealing.
Claim 6
Dependent Claim
85 words
An improved package of the type having a container with a normally open end portion, a closure for covering the opening of the container, a moisture-impervious sheet overlying the opening of the container body to provide a primary seal for the package and means for retaining the closure over the container body, wherein the improvement comprises flexible, segmented sealing fins extending between the closure and the container body, said fins providing a secondary seal for the package when the closure is retained over the container.
Claim 7
Dependent Claim
85 words
An improved package of the type having a container with a normally open end portion, a closure for covering the opening of the container, a moisture-impervious sheet overlying the opening of the container body to provide a primary seal for the package and means for retaining the closure over the container body, wherein the improvement comprises flexible, segmented sealing fins extending between the closure and the container body, said fins providing a secondary seal for the package when the closure is retained over the container.
Claim 8
Dependent Claim
51 words
An improved package as recited in claim 5 wherein the container body includes a surface surrounding the opening and wherein a single row of sealing fins extends at an angle from a wall of the closure and contacts the surface to seal the package after the primary seal has been broken.
Claim 9
Dependent Claim
52 words
An improved package as recited in claim 5 wherein the container body includes a ledge surrounding the opening and wherein a single row of sealing fins extends at an angle from a wall of the closure and contacts the ledge surface to seal the package after the primary seal has been broken.
Claim 10
Dependent Claim
54 words
An improved package as recited in claim 5 wherein the container body includes a ledge surrounding the opening and wherein a single row of sealing fins extends at an angle from a wall of the closure and contacts an edge of the ledge to seal the package after the primary seal has been broken.
Claim 11
Dependent Claim
53 words
An improved package as recited in claim 5 wherein the container body includes a surface surrounding the opening and wherein two spaced-apart sets of flexible segmented fins extend at an angle from a wall of the closure and contact the ledge surface to seal the package after the primary seal has been broken.
Claim 12
Dependent Claim
36 words
An improved package as recited in claim 9 wherein the gap between adjacent segments of one set of fins is opposed to a fin segment of the other set of fins to provide additional labyrinthian sealing.
References Cited (Backward Citations)
US3904074A
Cited
US4143785A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-11-08 | 1986-05-10 | 1986-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-11-08 | 1990-05-10 | 1990-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-11-08 | 1994-05-10 | 1994-11-09 | $7700.00 | Window Closed / Lapsed |