US3230294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio frequency shielding and sealing material
Assignee: Individual
•
Filing: 1964-12-02
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Granted: 1966-01-18
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Expires: 1984-12-02
Abstract
No abstract record available.
Inventors
- 👤 James H Mcadams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:58
CPC Classifications
H; H01; H01B; H01B11/00; H01B11/02; H01B11/06; H01B11/10; H01B11/1033; H01Q; H01Q17/00; H05; H05K; H05K9/00; H05K9/0007; H05K9/0015; Y; Y10; Y10S; Y10S277/00; Y10S277/92
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A RADIO FREQUENCY BARRIER MATERIAL FOR INSERTION BETWEEN FACING SURFACES OF AN ENCLOSURE AND A COVER MEMBER FOR PREVENTING THE TRANSFER OF RADIO FREQUENCY ENERGY FROM ONE AREA OT ANOTHER, SAID MATERIAL COMPRISING: (A) AN ELECTRICALLY CONDUCTING MEMBER PROVIDING A MULTIPLICITY OF PARALLEL ELECTRICAL PATHS PERPENDICULAR TO THE FACING SURFACES OF SAID SHIELDING CLOSURE AND SAID COVER; AND SAID CONDUCTING MEMBER HAVING A FIRST SERPENTINE CONFIGURATION WITH CONVOLUTIONS EXTENDING
Claim 2
Dependent Claim
69 words
A RADIO FREQUENCY BARRIER MATERIAL FOR INSERTION BETWEEN FACING SURFACES OF AN ENCLOSURE AND A COVER MEMBER FOR PREVENTING THE TRANSFER OF RADIO FREQUENCY ENERGY FROM ONE AREA OT ANOTHER, SAID MATERIAL COMPRISING: (A) AN ELECTRICALLY CONDUCTING MEMBER PROVIDING A MULTIPLICITY OF PARALLEL ELECTRICAL PATHS PERPENDICULAR TO THE FACING SURFACES OF SAID SHIELDING CLOSURE AND SAID COVER; AND SAID CONDUCTING MEMBER HAVING A FIRST SERPENTINE CONFIGURATION WITH CONVOLUTIONS EXTENDING
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |