US3026231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making an embossed laminated structure
Assignee: Sealed Air Corp
•
Filing: 1957-12-23
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Granted: 1962-03-20
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Expires: 1977-12-23
Abstract
No abstract record available.
Inventors
- 👤 Marc A Chavannes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:44
CPC Classifications
B; B44; B44C; B44C3/00; B44C3/08; B44C3/087; B29; B29C; B29C51/00; B29C51/18; B29C51/20; B29C51/22; B29C51/225; B31; B31F; B31F1/00; B31F1/20; B31F1/24; B31F1/26; B31F1/28; B31F1/2895; B32; B32B; B32B27/00; D; D06; D06C; D06C23/00; D06C2700/00; D06C2700/31; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1016; Y10T156/1025; Y10T428/00; Y10T428/24; Y10T428/24628; Y10T428/24661
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
THE METHOD OF MAKING AN EMBOSSED LAMINATED STRUCTURE COMPRISING THE STEPS OF HEATING SUCCESSIVE PORTIONS OF AN ELONGATED SHEET OF THERMOPLASTIC MATERIAL TO AN EMBOSSING TEMPERATURE, GUIDING SAID MATERIAL ONTO THE SURFACE OF AN EMBOSSING ROLLER HAVING A PLURALITY OF POCKETS FORMED THEREIN, WITHDRAWING AIR FROM SAID POCKETS TO EMBOSS SAID MATERIAL, WHILE SAID MATERIAL IS IN CONTACT WITH SAID ROLLER APPLYING A LAYER OF CEMENT TO THE SALIENT PORTIONS OF SAID EMBOSSING SHEET, APPLYING A SECOND SHEET
Claim 2
Independent Claim
78 words
THE METHOD OF MAKING AN EMBOSSED LAMINATED STRUCTURE COMPRISING THE STEPS OF HEATING SUCCESSIVE PORTIONS OF AN ELONGATED SHEET OF THERMOPLASTIC MATERIAL TO AN EMBOSSING TEMPERATURE, GUIDING SAID MATERIAL ONTO THE SURFACE OF AN EMBOSSING ROLLER HAVING A PLURALITY OF POCKETS FORMED THEREIN, WITHDRAWING AIR FROM SAID POCKETS TO EMBOSS SAID MATERIAL, WHILE SAID MATERIAL IS IN CONTACT WITH SAID ROLLER APPLYING A LAYER OF CEMENT TO THE SALIENT PORTIONS OF SAID EMBOSSING SHEET, APPLYING A SECOND 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) | 1965-03-19 | 1965-09-18 | 1966-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-19 | 1969-09-18 | 1970-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-19 | 1973-09-18 | 1974-03-20 | $7700.00 | Window Closed / Lapsed |