Patent EP0566245A1 successfully refreshed from Google Patents.
US3395057A
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Method for etching polyiminde plastic film
Assignee: G T SCHJELADHL Co
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Filing: 1964-12-08
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Granted: 1968-07-30
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Expires: 1984-12-08
Abstract
No abstract record available.
Inventors
- 👤 Herbert J Fick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:32
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/12; H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/303; H01B3/306; H05; H05K; H05K1/00; H05K1/02; H05K1/03; H05K1/0313; H05K1/032; H05K1/0346; H05K3/00; H05K3/0011; H05K3/0017; H05K3/002; C08J2379/00; C08J2379/04; C08J2379/08; H05K2201/00; H05K2201/01; H05K2201/0137; H05K2201/0154; H05K2203/00; H05K2203/05; H05K2203/0548; H05K2203/0554; H05K2203/07; H05K2203/0779; H05K2203/0783
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB835844A
Cited
US3179634A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |