Patent US3229887A successfully refreshed from Google Patents.
US3229887A
Expired / Lapsed
US
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Container and method of manufacture thereof
Assignee: Inland Steel Co
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Filing: 1963-05-21
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Granted: 1966-01-18
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Expires: 1983-05-21
Abstract
No abstract record available.
Inventors
- 👤 Fehres Hans
- 👤 Gutteridge Dennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:32
CPC Classifications
B; B65; B65D; B65D3/00; B65D3/10; B31; B31C; B31C1/00; B31C1/06; B65D3/02; B65D3/04; B65D3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
THE METHOD OF FORMING A LAMINATED CONTAINER BODY WALL HAVING A PLURALITY OF SUPERPOSED LAYERS COMPRISING THE STEPS OF FORMING A PLURALITY OF SPACED INCISIONS OF SUCCESSIVELY DECREASING DEPTH IN AT LEAST ONE MARGINAL EDGE OF A WEB OF SHEET MATERIAL WHILE THE WEB IS IN A SUBSTANTIALLY FLAT POSITION, AND WINDING THE WEB UPON ITSELF AT SUBSTANTIALLY RIGHT ANGLES TO THE AXIS OF THE BODY WALL WITH THE INCISION HAVING A GREATEST DEPTH LOCATED ADJACENT THE COVERED END OF THE INNERMOST LAYER AND THE INCISION HAVING THE LEAST DEPTH LOCATED ADJACENT THE FREE END OF THE OUTERMOST LAYER.
Claim 2
Independent Claim
99 words
THE METHOD OF FORMING A LAMINATED CONTAINER BODY WALL HAVING A PLURALITY OF SUPERPOSED LAYERS COMPRISING THE STEPS OF FORMING A PLURALITY OF SPACED INCISIONS OF SUCCESSIVELY DECREASING DEPTH IN AT LEAST ONE MARGINAL EDGE OF A WEB OF SHEET MATERIAL WHILE THE WEB IS IN A SUBSTANTIALLY FLAT POSITION, AND WINDING THE WEB UPON ITSELF AT SUBSTANTIALLY RIGHT ANGLES TO THE AXIS OF THE BODY WALL WITH THE INCISION HAVING A GREATEST DEPTH LOCATED ADJACENT THE COVERED END OF THE INNERMOST LAYER AND THE INCISION HAVING THE LEAST DEPTH LOCATED ADJACENT THE FREE END OF THE OUTERMOST LAYER.
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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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |