Patent US2858248A successfully refreshed from Google Patents.
US2858248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated flexible sheet material
Assignee: Individual
•
Filing: 1953-07-03
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Granted: 1958-10-28
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Expires: 1973-07-03
Abstract
No abstract record available.
Inventors
- 👤 Iii John V Hastings
- 👤 Andrew A Schoenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:56
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; D; D06; D06Q; D06Q1/00; D06Q1/04; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/31504; Y10T428/31678; Y10T428/31681; Y10T428/31685
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A METALLIZED, DECORATIVE SHEET COMPRISING A FLEXIBLE LEATHER BASE MATERIAL, AN ADHESIVE LAYER AFFIXED TO ONE FACE OF SAID FLEXIBLE BASE MATERIAL, AND A THIN CONTINUOUS WEAR RESISTANT POLYETHYLENE TEREPHTHALATE FILM HAVING A THIN METAL LAYER ON ONE FACE THEREOF, SAID METAL ALSO BEING UNIFORMLY AND CONTINUOSLY BONDED TO SAID ADHESIVE LAYER, THE POLYETHYLENE TEREPHTHALATE FILM HAVING A THICKNESS OF ABOUT .1 TO .5 MIL, A MINIMUM TENSILE STRENGTH OF ABOUT 1700 POUNDS PER SQUARE INCH, A MINIMUM TENSILE MODULUS OF ABOUT 45,000 POUNDS PER SQUARE INCH, AND A MINIMUM ELONGATION OF ABOUT 25%.
Claim 2
Dependent Claim
94 words
A METALLIZED, DECORATIVE SHEET COMPRISING A FLEXIBLE LEATHER BASE MATERIAL, AN ADHESIVE LAYER AFFIXED TO ONE FACE OF SAID FLEXIBLE BASE MATERIAL, AND A THIN CONTINUOUS WEAR RESISTANT POLYETHYLENE TEREPHTHALATE FILM HAVING A THIN METAL LAYER ON ONE FACE THEREOF, SAID METAL ALSO BEING UNIFORMLY AND CONTINUOSLY BONDED TO SAID ADHESIVE LAYER, THE POLYETHYLENE TEREPHTHALATE FILM HAVING A THICKNESS OF ABOUT .1 TO .5 MIL, A MINIMUM TENSILE STRENGTH OF ABOUT 1700 POUNDS PER SQUARE INCH, A MINIMUM TENSILE MODULUS OF ABOUT 45,000 POUNDS PER SQUARE INCH, AND A MINIMUM ELONGATION OF ABOUT 25%.
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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) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |