US3200020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a weldable printed circuit
Assignee: General Precision Inc
•
Filing: 1963-12-23
•
Granted: 1965-08-10
•
Expires: 1983-12-23
Abstract
No abstract record available.
Inventors
- 👤 George F Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:00
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/40; H05K3/4092; H05K2201/00; H05K2201/03; H05K2201/0332; H05K2201/0364; H05K2201/0382; H05K3/02; H05K3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2433384A
Cited
GB646314A
Cited
GB724379A
Cited
US2917678A
Cited
US3013188A
Cited
US3079577A
Cited
US3098951A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |