US2585700A
Expired / Lapsed
US
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Method of making conductive designs
Assignee: CHARLES E BLOOM
•
Filing: 1949-02-12
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Granted: 1952-02-12
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Expires: 1969-02-12
Abstract
No abstract record available.
Inventors
- 👤 Samuel W Strickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:15
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/10; H05K3/102; H05K2203/00; H05K2203/05; H05K2203/0562; H05K2203/0568; H05K2203/07; H05K2203/0779; H05K2203/0783; H05K3/20; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49155; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31681; Y10T428/31725; Y10T428/31779; Y10T428/31783
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US474888A
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US1622775A
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US1888344A
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US2001725A
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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) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |