US3144955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tear strip structure for cans
Assignee: Swift de la Plato Frigorifica Cia SA
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Filing: 1962-11-19
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Granted: 1964-08-18
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Expires: 1982-11-19
Abstract
No abstract record available.
Inventors
- 👤 Arnstrong James Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:40
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/383; B21D51/386; B65; B65D; B65D17/00; B65D17/42; B65D17/46; B65D17/462; B65D17/464
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
89 words
A CAN MANUFACTURED OF METAL SHEET HAVING A FIRST BASE, A SECOND BASE AND A SIDE WALL SURROUNDING SAID BASES, TWO PAIRS OF PARALLEL SCORE LINES ADJACENT ONE OF SAID BASE PORTION, SAID SCORE LINES DEFINING AN ENDLESS PATH IN SAID SIDE WALL, AN ENDLESS BEAD BETWEEN EACH PAIR OF SCORE LINES, A FLAT PORTION BETWEEN SAID TWO PAIRS OF SCORE LINES, SAID FLAT PORTION BEING LARGER IN WIDTH THAN SAID BEADS, AND SAID BEADS PROJECTING OUT OF THE PLANE DEFINED BY SAID SIDE WALL CONTAINING SAID FLAT PORTION.
References Cited (Backward Citations)
US2253091A
Cited
US2860812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |