US3274047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locally deformed and locally delaminated scores and the method and apparatus for making same
Assignee: Union Carbide Corp
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Filing: 1963-04-01
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Granted: 1966-09-20
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Expires: 1983-04-01
Abstract
No abstract record available.
Inventors
- 👤 Francis J Sloan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:16
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/4266; B29; B29C; B29C53/00; B29C53/02; B29C53/04; B29C53/06; B29C53/063; B31; B31F; B31F1/00; B31F1/08; B29C37/00; B29C37/0053; B29C37/0057; B31B; B31B50/00; B31B50/25; B31B50/252; Y; Y10; Y10S; Y10S229/00; Y10S229/93; Y10S428/00; Y10S428/91; Y10T; Y10T428/00; Y10T428/15; Y10T428/24; Y10T428/24479; Y10T428/24562
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
AS AN ARTICLE OF MANUFACTURE A PRE-SCORED PLASTIC CONTAINER BLANK IN A SINGLE PLY ORIENTED STYRENE POLYMER SHEET HAVING AT LEAST TWO INTEGRAL PANEL MEMBERS WITH A SCORE BETWEEN SAID INTEGRAL PANEL MEMBERS, SAID SCORE BEING CHARACTERIZED BY LOCALIZED DEFORMATION AND LOCALIZED DELAMINATION OF THE PLASTIC BLANK ALONG THE LINE OF THE SCORE SUCH THAT THE SCORE CONSISTS OF PLURALITY OF DEFORMED AND DELAMINATED LAYERS OF PLASTIC, EACH DEFORMED AND DELAMINATED LAYER OF PLASTIC HAVING A THICKNESS LESS THAN THAT OF THE PLASTIC SHEET.
Claim 2
Dependent Claim
84 words
AS AN ARTICLE OF MANUFACTURE A PRE-SCORED PLASTIC CONTAINER BLANK IN A SINGLE PLY ORIENTED STYRENE POLYMER SHEET HAVING AT LEAST TWO INTEGRAL PANEL MEMBERS WITH A SCORE BETWEEN SAID INTEGRAL PANEL MEMBERS, SAID SCORE BEING CHARACTERIZED BY LOCALIZED DEFORMATION AND LOCALIZED DELAMINATION OF THE PLASTIC BLANK ALONG THE LINE OF THE SCORE SUCH THAT THE SCORE CONSISTS OF PLURALITY OF DEFORMED AND DELAMINATED LAYERS OF PLASTIC, EACH DEFORMED AND DELAMINATED LAYER OF PLASTIC HAVING A THICKNESS LESS THAN THAT OF THE PLASTIC SHEET.
References Cited (Backward Citations)
US2954725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |