US2924537A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated thermal insulation
Assignee: Martin Co
•
Filing: 1957-07-22
•
Granted: 1960-02-09
•
Expires: 1977-07-22
Abstract
No abstract record available.
Inventors
- 👤 Wallis Lyle
- 👤 William H Wheeler
- 👤 Charles H Giemza
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:14
CPC Classifications
B; B32; B32B; B32B27/00; B64; B64C; B64C1/00; B64C1/40; Y; Y10; Y10S; Y10S60/00; Y10S60/909; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24521; Y10T428/24529; Y10T428/24545; Y10T428/24942; Y10T428/2495; Y10T428/24967; Y10T428/26; Y10T428/263; Y10T428/29; Y10T428/2904; Y10T428/31504; Y10T428/31652
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
THE METHOD OF MAKING A LAMINATED THERMAL INSULATOR WHICH COMPRISES FORMING A BASE STRUCTURE OF THERMO-STABLE FIBER-REINFORCED PLASTIC MATERIAL, ABRADING ONE SURFACE OF SAID BASE STRUCTURE TO ROUGHEN SAID SURFACE, APPLYING A LAYER OF COPPER TO SAID ABRADED SURFACE OF THE BASE STRUCTURE, SAID LAYER OF COPPER BEING BETWEEN ABOUT
Claim 2
Independent Claim
50 words
THE METHOD OF MAKING A LAMINATED THERMAL INSULATOR WHICH COMPRISES FORMING A BASE STRUCTURE OF THERMO-STABLE FIBER-REINFORCED PLASTIC MATERIAL, ABRADING ONE SURFACE OF SAID BASE STRUCTURE TO ROUGHEN SAID SURFACE, APPLYING A LAYER OF COPPER TO SAID ABRADED SURFACE OF THE BASE STRUCTURE, SAID LAYER OF COPPER BEING BETWEEN ABOUT
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) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |