Patent US3042591A successfully refreshed from Google Patents.
US3042591A
Expired / Lapsed
US
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Process for forming electrical conductors on insulating bases
Assignee: Motorola Solutions Inc
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Filing: 1957-05-20
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Granted: 1962-07-03
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Expires: 1977-05-20
Abstract
No abstract record available.
Inventors
- 👤 Erwin E Cado
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:40
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/10; H05K3/107; H05K3/02; H05K3/04; H05K3/045; H05K3/14; H05K2201/00; H05K2201/03; H05K2201/0332; H05K2201/0364; H05K2201/0376; H05K2201/09; H05K2201/09009; H05K2201/09036; H05K2201/09118; H05K2203/00; H05K2203/01; H05K2203/0104; H05K2203/0143; H05K2203/02; H05K2203/025; H05K3/108; H05K3/18; H05K3/181; H05K3/40; H05K3/42; H05K3/425; H05K3/426; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
142 words
THE METHOD OF PRODUCING A PRINTED PATTERN OF CONDUCTIVE MATERIAL ON A PERMANENT INSULATING BASE, SAID METHOD COMPRISING THE STEPS OF: MOLDING THE SURFACE OF THE INSULATING BASE TO PROVIDE RECESSED AND NON-RECESSED SURFACES IN ACCORDANCE WITH THE PRINTED PATTERN DESIRED; APPLYING TO THE SURFACE OF SAID BASE, INCLUDING THE RECESSED AND NONRECESSED SURFACES THEREOF, A FILM OF CONDUCTIVE MATERIAL; CONTACTING THE SURFACE OF SAID BASE WITH AN APPLICATOR CARRYING A CONTINUOUSLU DISTRIBUTED COATING OF MASKING MATERIAL WHEREBY MASKING MATERIAL CONTACTS AND IS TRANSFERRED ONLY TO THE NON-RECESSED SURFACES OF SAID BASE LEAVING THE CONDUCTIVE FILM EXPOSED AT THE RECESSED SURFACES THEREOF; ELECTROPLATING A COATING OF CONDUCTIVE MATERIAL ON THE EXPOSED CONDUCTIVE FILM AT THE RECESSED SURFACES OF SAID BASE; AND REMOVING SAID MASKING MATERIAL AND THE PORTIONS OF CONDUCTIVE FILM UNDERLYING THE MASKING MATERIAL AT THE NON-RECESSED SURFACES OF SAID BASE.
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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) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |