US3244346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cold-working polystyrene foam container to enhance cushioning
Assignee: Continental Can Co Inc
•
Filing: 1963-06-26
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Granted: 1966-04-05
•
Expires: 1983-06-26
Abstract
No abstract record available.
Inventors
- 👤 Tijunelis Donatas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:48
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/56; B29C44/5627; B29C44/02; B29C44/10; B29C44/35; B29C44/352; B29C44/36; B29C44/38; B29C44/44; B29C44/445; B65; B65D; B65D81/00; B65D81/02; B65D81/022; B65D85/00; B65D85/30; B65D85/32; B65D85/321; B29C44/3415; B29C44/3426; B29K; B29K2025/00; B29L; B29L2031/00; B29L2031/712; B29L2031/7162; B29L2031/7168; Y; Y10; Y10S; Y10S264/00; Y10S264/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
IN AN ARTICLE RECEIVING CONTAINER HAVING AT LEAST A SINGLE ARTICLE RECEIVING CELL DEFINED BY INNER AND OUTER SURFACES, THE IMPROVEMENT COMPRISING A SHOCK-ABSORBING PORTION INTEGRALLY FORMED FROM THE INNER SURFACE MATERIAL OF SAID CELL, AND THE MATERIAL OF SAID SHOCK-ABSORBING PORTION HAVING A COMPRESSION MODULUS SUBSTANTIALLY LESS THAN THE COMPRESSION MODULUS OF OTHER PORTIONS OF THE INNER SURFACE MATERIAL OF SAID CELL.
Claim 2
Dependent Claim
63 words
IN AN ARTICLE RECEIVING CONTAINER HAVING AT LEAST A SINGLE ARTICLE RECEIVING CELL DEFINED BY INNER AND OUTER SURFACES, THE IMPROVEMENT COMPRISING A SHOCK-ABSORBING PORTION INTEGRALLY FORMED FROM THE INNER SURFACE MATERIAL OF SAID CELL, AND THE MATERIAL OF SAID SHOCK-ABSORBING PORTION HAVING A COMPRESSION MODULUS SUBSTANTIALLY LESS THAN THE COMPRESSION MODULUS OF OTHER PORTIONS OF THE INNER SURFACE MATERIAL OF SAID CELL.
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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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |