US3552004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Batch fabrication of component boards
Assignee: AT&T Inc
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Filing: 1968-03-13
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Granted: 1971-01-05
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Expires: 1988-03-13
Abstract
Abstract METHODS FOR MAKING APERTURED MONOCONDUCTIVE COMPONENT BOARDS ARE DESCRIBED. IN PARTICULAR, THE METHODS ARE DIRECTED TO FORMING CONDUCTIVE PATHS THROUGH SUCH BOARDS BY BATCH FABRICATION TECHNIQUES ACCORDING TO WHICH A CONDUCTIVE MATERIAL IS READILY APPLIED TO THE INSIDES OF THE APERTURES.
Inventors
- 👤 David W Hagelbarger
- 👤 Peter S Kubik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:43
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/40; H05K3/4038; H05K1/00; H05K1/16; H05K1/165; H05K2201/00; H05K2201/09; H05K2201/09009; H05K2201/09118; H05K2201/09209; H05K2201/09654; H05K2201/097; H05K2203/00; H05K2203/01; H05K2203/0104; H05K2203/0108; H05K2203/03; H05K2203/0338; H05K3/42; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069; Y10T29/49117; Y10T29/49124; Y10T29/49155; Y10T29/4981
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |