US3405683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the development of latent electrostatic images
Assignee: Azoplate Corp
•
Filing: 1964-06-19
•
Granted: 1968-10-15
•
Expires: 1984-06-19
Abstract
No abstract record available.
Inventors
- 👤 Kurt Jöns
- 👤 Gerhard Marx
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:26
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/06; G03G15/10; G03G15/101
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3249088A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |