Patent US2997948A successfully refreshed from Google Patents.
US2997948A
Expired / Lapsed
US
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Printed circuit printing machine
Assignee: Admiral Corp
•
Filing: 1956-11-28
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Granted: 1961-08-29
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Expires: 1976-11-28
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Scheeler
- 👤 Roy J Carrozza
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:36
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/10; H05K3/12; H05K3/1216
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1832828A
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US1776459A
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US1922710A
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GB408907A
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US2060082A
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US2196678A
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US2231535A
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US2383947A
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US2518042A
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US2677543A
Cited
US2680614A
Cited
US2747502A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |