US3081203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of removing hardened photoresist material from printed circuit conductors
Assignee: TDK Micronas GmbH
•
Filing: 1960-05-26
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Granted: 1963-03-12
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Expires: 1980-05-26
Abstract
No abstract record available.
Inventors
- 👤 Clinton J Beuscher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:26
CPC Classifications
C; C23; C23G; C23G5/00; C23G5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2338673A
Cited
US2417468A
Cited
US2435239A
Cited
US2737465A
Cited
US2709666A
Cited
US2925332A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |