US2820733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of stretched laminates
Assignee: Arvey Corp
•
Filing: 1956-08-06
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Granted: 1958-01-21
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Expires: 1976-08-06
Abstract
No abstract record available.
Inventors
- 👤 Sorel Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:49
CPC Classifications
B; B32; B32B; B32B27/00; B32B37/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A STABLE LAMINATED PRODUCT COMPRISING A FILM OF PLASTICIZED NORMALLY THERMO-ELASTIC RUBBER HYDROCHLORIDE BONDED IN A FROM 230 TO 245*F. HEAT SOFTENED AND FROM AT LEAST 475* TO ABOUT 800% STRETCHED CONDITION TO A PLY OF FLEXIBLE RELATIVELY NONEXTENDABLE APERTURED FELTED FIBROUS SHEET MATERIAL.
Claim 2
Dependent Claim
44 words
A STABLE LAMINATED PRODUCT COMPRISING A FILM OF PLASTICIZED NORMALLY THERMO-ELASTIC RUBBER HYDROCHLORIDE BONDED IN A FROM 230 TO 245*F. HEAT SOFTENED AND FROM AT LEAST 475* TO ABOUT 800% STRETCHED CONDITION TO A PLY OF FLEXIBLE RELATIVELY NONEXTENDABLE APERTURED FELTED FIBROUS SHEET MATERIAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-20 | 1961-07-22 | 1962-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-20 | 1965-07-22 | 1966-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-20 | 1969-07-22 | 1970-01-21 | $7700.00 | Window Closed / Lapsed |