US3258387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dielectric panels
Assignee: Owens Corning
•
Filing: 1961-04-06
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Granted: 1966-06-28
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Expires: 1981-04-06
Abstract
No abstract record available.
Inventors
- 👤 Brown Alfred Winsor
- 👤 David E Leary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:15
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/02; H05K1/03; H05K1/0313; H05K1/0353; H05K1/0373; H01; H01B; H01B1/00; H01B3/00; H01B3/002; H01B3/004; H01B3/02; H01B3/04; H05K1/0366; H05K1/036; H05K2201/00; H05K2201/02; H05K2201/0203; H05K2201/0206; H05K2201/0209; H05K2201/0242; H05K2201/0245; H05K2201/0251; Y; Y10; Y10S; Y10S428/00; Y10S428/901; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24893; Y10T428/24909; Y10T428/24917; Y10T428/25; Y10T428/251; Y10T428/252
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A DIELECTRIC PANEL INCLUDING A MAIN PLANAR FACE, MINERAL FLAKES BETWEEN TWO AND FIVE MICRONS IN THICKNESS AND IN A PROPORTION BY WEIGHT BETWEEN FIFTY-FIVE AND EIGHTY-FIVE PERCENT, SAID MINERAL FLAKES BEING ORIENTED IN PLANES SUBSTANTIALLY PARALLEL WITH SAID MAIN PLANAR FACE, A RESIN COMPONENT INTERPOSED BETWEEN PLANES OF THE MINERAL FLAKES, AND A SUPPLEMENTAL RESIN REINFORCING MATERIAL IN PARTICULATE FORM OF LESS THICKNESS THAN THE MINERAL FLAKES DISPERSED THROUGH AND ACTING AS A REINFORCEMENT OF THE RESIN COMPONENT, SAID SUPPLEMENTAL MATERIAL CONSTITUTING ONLY ONE TO THREE PERCENT BY WEIGHT OF SAID PANEL.
Claim 2
Dependent Claim
93 words
A DIELECTRIC PANEL INCLUDING A MAIN PLANAR FACE, MINERAL FLAKES BETWEEN TWO AND FIVE MICRONS IN THICKNESS AND IN A PROPORTION BY WEIGHT BETWEEN FIFTY-FIVE AND EIGHTY-FIVE PERCENT, SAID MINERAL FLAKES BEING ORIENTED IN PLANES SUBSTANTIALLY PARALLEL WITH SAID MAIN PLANAR FACE, A RESIN COMPONENT INTERPOSED BETWEEN PLANES OF THE MINERAL FLAKES, AND A SUPPLEMENTAL RESIN REINFORCING MATERIAL IN PARTICULATE FORM OF LESS THICKNESS THAN THE MINERAL FLAKES DISPERSED THROUGH AND ACTING AS A REINFORCEMENT OF THE RESIN COMPONENT, SAID SUPPLEMENTAL MATERIAL CONSTITUTING ONLY ONE TO THREE PERCENT BY WEIGHT OF SAID PANEL.
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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) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |