US2602731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making circuit panels
Assignee: Etched Products Corp
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Filing: 1950-03-30
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Granted: 1952-07-08
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Expires: 1970-03-30
Abstract
No abstract record available.
Inventors
- 👤 Theodore D Nierenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:36
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/02; H05K3/06; H05K3/061; H05K3/22; H05K3/28; H05K2201/00; H05K2201/03; H05K2201/0332; H05K2201/0335; H05K2201/0355; H05K2201/09; H05K2201/09818; H05K2201/09881; H05K2203/00; H05K2203/05; H05K2203/0502; H05K2203/0522; H05K2203/13; H05K2203/1333; H05K2203/1355
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
THE METHOD OF FORMING AN ELECTRIC CIRCUIT CARRYING PANEL WHICH COMPRISES APPLYING CONDUCTIVE SHEET MATERIAL TO AT LEAST ONE SURFACE OF A PANEL OF DIELECTRIC MATERIAL, REMOVING PORTIONS OF SAID SHEET MATERIAL TO FORM A PREDETERMINED CIRCUIT PATTERN INCLUDING INDIVIDUAL CONDUCTORS, APPLYING INSULATING MATERIAL TO THE PORTIONS OF SUCH SURFACE FROM WHICH THE SHEET MATERIAL HAS BEEN REMOVED, AND FINISHING THE SURFACE OF SAID INSULATING MATERIAL FLUSH WITH THE SURFACE OF SAID SHEET MATERIAL.
Claim 2
Independent Claim
74 words
THE METHOD OF FORMING AN ELECTRIC CIRCUIT CARRYING PANEL WHICH COMPRISES APPLYING CONDUCTIVE SHEET MATERIAL TO AT LEAST ONE SURFACE OF A PANEL OF DIELECTRIC MATERIAL, REMOVING PORTIONS OF SAID SHEET MATERIAL TO FORM A PREDETERMINED CIRCUIT PATTERN INCLUDING INDIVIDUAL CONDUCTORS, APPLYING INSULATING MATERIAL TO THE PORTIONS OF SUCH SURFACE FROM WHICH THE SHEET MATERIAL HAS BEEN REMOVED, AND FINISHING THE SURFACE OF SAID INSULATING MATERIAL FLUSH WITH THE SURFACE OF SAID SHEET MATERIAL.
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) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |