US2876530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forming printed circuit conductors
Assignee: Individual
•
Filing: 1955-03-31
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Granted: 1959-03-10
•
Expires: 1975-03-31
Abstract
No abstract record available.
Inventors
- 👤 Glenn N Howatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:28
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/02; H05K3/04; H05K3/046; H05K3/048; H05K3/10; H05K3/108; H05K2201/00; H05K2201/03; H05K2201/0332; H05K2201/0335; H05K2201/0347; H05K2203/00; H05K2203/05; H05K2203/0502; H05K2203/0522; H05K2203/0528; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49155
Claims Analysis
Total Claims: 0
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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) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |