Patent US4363345A successfully refreshed from Google Patents.
US4363345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reclosable container
Assignee: Glad Products Co
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Filing: 1981-11-18
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Granted: 1982-12-14
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Expires: 2001-11-18
Abstract
Abstract A reclosable container features ridges near the opening of the container to provide improved gripping of the container by the user during the opening and loading of the container.
Inventors
- 👤 Gerald H. Scheibner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:58
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/16; B65D33/25; B65D33/2508; B65D33/2541; B65D33/255; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/50; Y10T; Y10T24/00; Y10T24/45; Y10T24/45152; Y10T24/45157; Y10T24/45168
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
161 words
In a container having a reclosable end, comprising flexible first and second sidewalls, and a closure fastening device including first and second closure profiles positioned on respective first and second sidewalls and operable for being occluded and disengaged with respect to each other to close and open said container, said first sidewall extending beyond the end edge of said second sidewall at said reclosable end; the improvement which comprises: first and second ridges spaced apart from each other on the surface of said first sidewall and arranged substantially parallel to said first closure profile; said first ridge being positioned near the end edge of said first sidewall, and said second ridge being positioned substantially opposite the end edge of said second sidewall when said closure profiles are occluded; and a third ridge on the surface of said second sidewall and arranged substantially parallel to said second closure profile; said third ridge being positioned near the end edge of said second sidewall.
Claim 2
Dependent Claim
161 words
In a container having a reclosable end, comprising flexible first and second sidewalls, and a closure fastening device including first and second closure profiles positioned on respective first and second sidewalls and operable for being occluded and disengaged with respect to each other to close and open said container, said first sidewall extending beyond the end edge of said second sidewall at said reclosable end; the improvement which comprises: first and second ridges spaced apart from each other on the surface of said first sidewall and arranged substantially parallel to said first closure profile; said first ridge being positioned near the end edge of said first sidewall, and said second ridge being positioned substantially opposite the end edge of said second sidewall when said closure profiles are occluded; and a third ridge on the surface of said second sidewall and arranged substantially parallel to said second closure profile; said third ridge being positioned near the end edge of said second sidewall.
Claim 3
Dependent Claim
33 words
The container of claim 1 wherein said first and second ridges are on the inside surface of said first sidewall and said third ridge is on the inside surface of said second sidewall.
Claim 4
Dependent Claim
35 words
The container of claim 1 wherein said third ridge is positioned substantially opposite the region of said first sidewall bordered by said second ridge and said first closure profile when said closure profiles are occluded.
Claim 5
Dependent Claim
25 words
The container of claim 1 wherein said sidewalls are transparent and said ridges are colored to be easily recognized visually with respect to said sidewalls.
Claim 6
Dependent Claim
25 words
The container of claim 1 wherein said sidewalls are translucent and said ridges are colored to be easily recognized visually with respect to said sidewalls.
Claim 7
Dependent Claim
25 words
The container of claim 1 wherein said sidewalls are opaque and said ridges are colored to be easily recognized visually with respect to said sidewalls.
Claim 8
Dependent Claim
12 words
The container of claim 1 wherein said ridges have polygonal cross sections.
Claim 9
Dependent Claim
12 words
The container of claim 1 wherein said ridges have trapezoidal cross sections.
Claim 10
Dependent Claim
12 words
The container of claim 1 wherein said ridges have rectangular cross sections.
Claim 11
Dependent Claim
12 words
The container of claim 1 wherein said ridges have triangular cross sections.
Claim 12
Dependent Claim
54 words
The container of claim 1 wherein said ridges have trapezoidal cross sections having a width at the respective connecting sidewall of from about 0.005 to about 0.100 inch, a width opposite the respective connecting sidewall of from about 0 to about 0.100 inch, and a height of from about 0.010 to about 0.050 inch.
Claim 13
Dependent Claim
16 words
The container of claim 4 wherein said ridges are colored yellow, and said sidewalls are transparent.
Claim 14
Dependent Claim
18 words
The container of claim 12 wherein one closure profile is blue and the other closure profile is transparent.
Claim 15
Dependent Claim
163 words
In a container having a reclosable end, comprising flexible first and second sidewalls, and a closure fastening device including first and second closure profiles positioned on respective first and second sidewalls and operable for being occluded and disengaged with respect to each other to close and open said container, said first sidewall extending beyond the end edge of said second sidewall at said reclosable end; the improvement which comprises: first and second ridges spaced apart from each other on the inside surface of said first sidewall and arranged substantially parallel to said first closure profile; said first ridge being positioned near the end edge of said first sidewall, and said second ridge being positioned substantially opposite the end edge of said second sidewall when said closure profiles are occluded; and a third ridge on the inside surface of said second sidewall and arranged substantially parallel to said second closure profile; said third ridge being positioned near the end edge of said second sidewall.
Claim 16
Dependent Claim
163 words
In a container having a reclosable end, comprising flexible first and second sidewalls, and a closure fastening device including first and second closure profiles positioned on respective first and second sidewalls and operable for being occluded and disengaged with respect to each other to close and open said container, said first sidewall extending beyond the end edge of said second sidewall at said reclosable end; the improvement which comprises: first and second ridges spaced apart from each other on the inside surface of said first sidewall and arranged substantially parallel to said first closure profile; said first ridge being positioned near the end edge of said first sidewall, and said second ridge being positioned substantially opposite the end edge of said second sidewall when said closure profiles are occluded; and a third ridge on the inside surface of said second sidewall and arranged substantially parallel to said second closure profile; said third ridge being positioned near the end edge of said second sidewall.
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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) | 1985-12-13 | 1986-06-14 | 1986-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-12-13 | 1990-06-14 | 1990-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-12-13 | 1994-06-14 | 1994-12-14 | $7700.00 | Window Closed / Lapsed |