Patent US3338460A successfully refreshed from Google Patents.
US3338460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Containers
Assignee: Cookson Sheet Metal Developments Ltd
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Filing: 1965-07-21
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Granted: 1967-08-29
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Expires: 1985-07-21
Abstract
No abstract record available.
Inventors
- 👤 Cookson William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:28
CPC Classifications
B; B65; B65D; B65D17/00; B65D17/28; B65D17/34; B65D17/347; B65D17/353
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
IN A CONTAINER WALL FORMED OF RELATIVELY THIN SHEET MATERIAL, OPENING MEANS COMPRISING A RUNWAY ELEMENT; A SLIDER OPENING DEVICE ENGAGEABLE THEREWITH TO SLIDE THEREALONG; A PORTION OF THE SHEET MATERIAL WEAKENED ALONG A LINE; AND
Claim 2
Dependent Claim
36 words
IN A CONTAINER WALL FORMED OF RELATIVELY THIN SHEET MATERIAL, OPENING MEANS COMPRISING A RUNWAY ELEMENT; A SLIDER OPENING DEVICE ENGAGEABLE THEREWITH TO SLIDE THEREALONG; A PORTION OF THE SHEET MATERIAL WEAKENED ALONG A LINE; AND
References Cited (Backward Citations)
US3176871A
Cited
US3250424A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |