Patent US3573949A successfully refreshed from Google Patents.
US3573949A
Expired / Lapsed
US
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Plating stopoff process
Assignee: Avco Corp
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Filing: 1969-04-01
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Granted: 1971-04-06
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Expires: 1989-04-01
Abstract
Abstract THIS INVENTION RELATES TO AN IMPROVED PLATING STOPOFF PROCESS FOR SELECTIVELY MASKING AREAS IN WHICH PLATING IS NOT DESIRED AND WHICH RESULTS IN A DISTINCT SEPARATION OF PLATED AND NON-PLATED SURFACE AREAS.
Inventors
- 👤 Bernard L Sharon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:12
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-04-05 | 1974-10-05 | 1975-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-05 | 1978-10-05 | 1979-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-05 | 1982-10-05 | 1983-04-06 | $7700.00 | Window Closed / Lapsed |