US3370974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroless plating on non-conductive materials
Assignee: Individual
•
Filing: 1965-10-20
•
Granted: 1968-02-27
•
Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Ivan C Hepfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:39
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; C23C18/38; C23C18/40; C23C18/405; C23C18/18; C23C18/20; C23C18/2006; C23C18/2046; C23C18/2073; C23C18/2086; C23C18/22; C23C18/24; C23C18/28; C23C18/30; C23C18/32; C23C18/34; C23C18/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2690402A
Cited
US3033703A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |