Patent US3285800A successfully refreshed from Google Patents.
US3285800A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushioning and wrapping laminate
Assignee: Armstrong World Industries Inc
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Filing: 1963-02-25
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Granted: 1966-11-15
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Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Robert P Bartell
- 👤 Charles F Gilbo
- 👤 John P Sawyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:22
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/56; B29C44/5681; B29C44/569; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T156/1039; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24496; Y10T428/24504; Y10T428/2457; Y10T428/249921; Y10T428/249953; Y10T428/26; Y10T428/27
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A FLEXIBLE CUSHIONING AND WRAPPING LAMINATE CONSISTING OF A FACING SHEET HAVING A THICKNESS IN THE RANGE OF 0.003-0.015 INCH AND A MINIMUM BURSTING STRENGTH OF 3 POUNDS PER SQUARE INCH LAMINATED TO A SHEET OF CELLULAR POLYSTYRENE HAVING A THICKNESS IN THE RANGE OF 1/16-1 INCH AND A DENSITY IN THE RANGE OF 0.4-1 POUND PER CUBIC FOOT, SAID FACING SHEET BEING ADHERED TO SAID CELLULAR POLYSTYRENE SHEET BY MEANS OF POLYSTYERENE INTERSPERSED AMONG THE FIBERS OF SAID FACING SHEET AND BEING CONTINUOUS WITH THE POLYSTYRENE IN SAID CELLULAR POLYSTYRENE SHEET, THE LAMINATE HAVING CREASES IN THE BODY THEREOF IN BOTH THE MACHINE DIRECTION AND THE CROSS-MACHINE DIRECTION OF THE SHEET, AND BEING CAPABLE OF BEING BENT AND ROLLED IN A DIRECTION AWAY FROM SAID FACING SHEET.
Claim 2
Dependent Claim
128 words
A FLEXIBLE CUSHIONING AND WRAPPING LAMINATE CONSISTING OF A FACING SHEET HAVING A THICKNESS IN THE RANGE OF 0.003-0.015 INCH AND A MINIMUM BURSTING STRENGTH OF 3 POUNDS PER SQUARE INCH LAMINATED TO A SHEET OF CELLULAR POLYSTYRENE HAVING A THICKNESS IN THE RANGE OF 1/16-1 INCH AND A DENSITY IN THE RANGE OF 0.4-1 POUND PER CUBIC FOOT, SAID FACING SHEET BEING ADHERED TO SAID CELLULAR POLYSTYRENE SHEET BY MEANS OF POLYSTYERENE INTERSPERSED AMONG THE FIBERS OF SAID FACING SHEET AND BEING CONTINUOUS WITH THE POLYSTYRENE IN SAID CELLULAR POLYSTYRENE SHEET, THE LAMINATE HAVING CREASES IN THE BODY THEREOF IN BOTH THE MACHINE DIRECTION AND THE CROSS-MACHINE DIRECTION OF THE SHEET, AND BEING CAPABLE OF BEING BENT AND ROLLED IN A DIRECTION AWAY FROM SAID FACING SHEET.
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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) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |