US2966439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lamination of shrinkable films
Assignee: Arvey Corp
•
Filing: 1956-08-28
•
Granted: 1960-12-27
•
Expires: 1976-08-28
Abstract
No abstract record available.
Inventors
- 👤 Sorel Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:25
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31906
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
84 words
THE PROCESS OF PRODUCING A DIMENSIONALLY STABILIZED LAMINATE OF HEAT-SHRINKABLE POLYVINYLIDENE CHLORIDE FILM MATERIAL AND A SECOND RELATIVELY DIMENSIONALLY STABLE REINFORCING SHEET MATERIAL THEREFOR, WHICH COMPRISES BONDING SAID MATERIALS TOGETHER BETWEEN A PAIR OF OPPOSITELY ROTATING SURFACES AT LEAST ONE OF WHICH IS HEATED TO A TEMPERATURE CONDUCTIVE TO THE SHRINKING OF SAID HEATSHRINKABLE MATERIAL BY PASSING SAID HEAT-SHRINKABLE MATERIAL IN A RELAXED CONDITION BETWEEN SAID SURFACES, AND IN APPRECIABLE SURFACE CONTACT WITH THE HEATED ONE OF SAID SURFACES WHILE FEEDING SAID DIMENSIONALLY STABLE
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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) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |