US3547029A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic printing and reproducing process
Assignee: Individual
•
Filing: 1969-06-25
•
Granted: 1970-12-15
•
Expires: 1989-06-25
Abstract
No abstract record available.
Inventors
- 👤 Alfred B Levine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:46
CPC Classifications
G; G03; G03G; G03G17/00; B; B41; B41M; B41M1/00; B41M1/24; B41M3/00; B41M3/16; B41M5/00; B41M5/10; G03G19/00; G06; G06K; G06K15/00; G06K15/02; G06K15/14; Y; Y10; Y10S; Y10S101/00; Y10S101/37
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) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |