US3384931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injection printing of electrical circuit components
Assignee: International Business Machines Corp
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Filing: 1966-06-24
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Granted: 1968-05-28
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Expires: 1986-06-24
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Cochran
- 👤 Charles P Coughlin
- 👤 Lawrence P Remsen
- 👤 Robert J Straub
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:53
CPC Classifications
H; H01; H01C; H01C17/00; H01C17/06; H01C17/065; B; B29; B29C; B29C45/00; B29C45/14; B29C45/14639; B29C53/00; B29C53/02; B29C53/04; B29C67/00; B29C67/08; H01K; H01K13/00; H05; H05K; H05K3/00; H05K3/10; H05K3/12; H05K3/1216; H05K3/1225; H05K3/1233; H10; H10D; H10D84/00; H10D84/01; B29L; B29L2031/00; B29L2031/30; B29L2031/3055; B29L2031/3061; H05K2203/00; H05K2203/01; H05K2203/0104; H05K2203/0126; Y; Y10; Y10S; Y10S425/00; Y10S425/811; Y10S425/812; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49155
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
APPRARATUS FOR INJECTION PRINTING OF ELECTRICAL CIRCUIT ELEMENTS ON A SUBSTRATE COMPRISING: A STENCIL HAVING A RECWSS IN THE BOTTOM FACE THEREOF CORRESPONDING TO THE ELEMENT TO BE PRINTED ON SAID SUBSTRATE; A MESH OF MINUTE APERTURES UNIFORMLY DISPERSED OVER SAID RECESS AND EXTENDING THEREFROM TO THE TOP SURFACE OF SAID STENCIL; AN INJECTION NOZZLE SLIDABLY ENGAGING THE SAID TOP SURFACE OF SAID STENCIL IN SEALING RELATIONSHIP THEREWITH FOR RESTRICTIVELY INJECTING A NARROW BAND OF A VISCOUS EXTRUDABLE PRINTING PIGMENT INTO SAID RECESS THROUGH THE SAID APERTURES WITH THE LENGTH OF SAID BAND EXTENDING ACROSS SAID APERATURE LATERALLY OF SAID MESH AND WITH THE WIDTH OF BAND TRAVERSING ONLY A FEW OF SAID APERTURES LONGITUDINALLY OF SAID MESH; DRIVING MEANS FOR MOVING SAID NOZZLE LONGITUDINALLY ACROSS SAID MESH IN SAID ABUTMENT WITH SAID STENCIL; AND INJECTION MEANS FOR CONTINUALLY INJECTING SAID PIGMENT AS SAID BAND THROUGH SAID NOZZLE DURING ITS SAID MOVEMENT.
Claim 2
Dependent Claim
152 words
APPRARATUS FOR INJECTION PRINTING OF ELECTRICAL CIRCUIT ELEMENTS ON A SUBSTRATE COMPRISING: A STENCIL HAVING A RECWSS IN THE BOTTOM FACE THEREOF CORRESPONDING TO THE ELEMENT TO BE PRINTED ON SAID SUBSTRATE; A MESH OF MINUTE APERTURES UNIFORMLY DISPERSED OVER SAID RECESS AND EXTENDING THEREFROM TO THE TOP SURFACE OF SAID STENCIL; AN INJECTION NOZZLE SLIDABLY ENGAGING THE SAID TOP SURFACE OF SAID STENCIL IN SEALING RELATIONSHIP THEREWITH FOR RESTRICTIVELY INJECTING A NARROW BAND OF A VISCOUS EXTRUDABLE PRINTING PIGMENT INTO SAID RECESS THROUGH THE SAID APERTURES WITH THE LENGTH OF SAID BAND EXTENDING ACROSS SAID APERATURE LATERALLY OF SAID MESH AND WITH THE WIDTH OF BAND TRAVERSING ONLY A FEW OF SAID APERTURES LONGITUDINALLY OF SAID MESH; DRIVING MEANS FOR MOVING SAID NOZZLE LONGITUDINALLY ACROSS SAID MESH IN SAID ABUTMENT WITH SAID STENCIL; AND INJECTION MEANS FOR CONTINUALLY INJECTING SAID PIGMENT AS SAID BAND THROUGH SAID NOZZLE DURING ITS SAID MOVEMENT.
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) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |