US3165672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printed circuit baseboard
Assignee: Unisys Corp
•
Filing: 1959-06-15
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Granted: 1965-01-12
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Expires: 1979-06-15
Abstract
No abstract record available.
Inventors
- 👤 Alvin W Gellert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:49
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/02; H05K1/0201; H05K1/0203; H05K3/00; H05K3/44; H05K3/445; H05K1/03; H05K1/05; H05K1/053; H05K2201/00; H05K2201/03; H05K2201/0332; H05K2201/0335; H05K2201/0355; H05K2201/09; H05K2201/09209; H05K2201/095; H05K2201/096; H05K2201/10; H05K2201/10431; H05K2201/10553; H05K2203/00; H05K2203/03; H05K2203/0315; H05K2203/14; H05K2203/143; H05K3/0058; H05K3/0061; H05K3/30; H05K3/32; H05K3/34; H05K3/3447; Y; Y10; Y10S; Y10S165/00; Y10S165/905; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49155
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A PRINTED CIRCUIT BOARD ASSEMBLY INCLUDING IN COMBINATION, A PRINTED CIRCUIT BOARD OF ONE PART CONSTRUCTION COMPRISING A METYAL PANEL PROVIDED ON EXTERNAL SURFACES THEREOF WITH AN ELECTRICALLY INSULATIVE COATING OF GOOD THERMAL CONDUCTIVITY, ELECTRICALLY CONDUCTIVE STRIPS SECURED ON SAID INSULATIVE COATING ADJACENT ONE SURFACE OF SAID PANEL, SAID PANEL HAVING LATERALLY SPACED HOLES EXTENDING THROUGH IT AND SAID INSULATIVE COATING, AND A HEAT EMISSIVE ELECTRICAL COMPONENT HAVING A BODY PORTION WHICH INCLUDES AN EXTERIOR SURFACE URGED IN DIRECT PHYSICAL CONTACT AGAINST THE INSULATIVE COATING ON THE OPPOSITE SURFACE OF SAID PANEL BY WIRE LEADS PROJECTING FROM THE COMPONENT AND EXTENDING THROUGH SAID HOLES, INSULATIVE MEANS DISPOSED BETWEEN SAID WIRE LEADS AND THE WALL SURFACES DEFINING SAID HOLES, AND WITH EACH OF SAID WIRE LEADS BEING BENT TO ENGAGE THE CONDUCTIVE STRIPS IN THE MARGINAL AREAS SURROUNDING SAID HOLES.
Claim 2
Dependent Claim
139 words
A PRINTED CIRCUIT BOARD ASSEMBLY INCLUDING IN COMBINATION, A PRINTED CIRCUIT BOARD OF ONE PART CONSTRUCTION COMPRISING A METYAL PANEL PROVIDED ON EXTERNAL SURFACES THEREOF WITH AN ELECTRICALLY INSULATIVE COATING OF GOOD THERMAL CONDUCTIVITY, ELECTRICALLY CONDUCTIVE STRIPS SECURED ON SAID INSULATIVE COATING ADJACENT ONE SURFACE OF SAID PANEL, SAID PANEL HAVING LATERALLY SPACED HOLES EXTENDING THROUGH IT AND SAID INSULATIVE COATING, AND A HEAT EMISSIVE ELECTRICAL COMPONENT HAVING A BODY PORTION WHICH INCLUDES AN EXTERIOR SURFACE URGED IN DIRECT PHYSICAL CONTACT AGAINST THE INSULATIVE COATING ON THE OPPOSITE SURFACE OF SAID PANEL BY WIRE LEADS PROJECTING FROM THE COMPONENT AND EXTENDING THROUGH SAID HOLES, INSULATIVE MEANS DISPOSED BETWEEN SAID WIRE LEADS AND THE WALL SURFACES DEFINING SAID HOLES, AND WITH EACH OF SAID WIRE LEADS BEING BENT TO ENGAGE THE CONDUCTIVE STRIPS IN THE MARGINAL AREAS SURROUNDING SAID HOLES.
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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) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |