US3262806A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three component magnetic developer for electrophotographic purposes and method for using it
Assignee: Azoplate Corp
•
Filing: 1962-12-13
•
Granted: 1966-07-26
•
Expires: 1982-12-13
Abstract
No abstract record available.
Inventors
- 👤 Gourge Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:44
CPC Classifications
G; G03; G03G; G03G9/00; G03G9/08; G03G9/097; G03G9/09733; G03G9/09775; G03G13/00; G03G13/06; G03G13/08; G03G13/09; G03G9/09; G03G9/0906; G03G9/09708; G03G9/10; G03G9/107; G03G9/1087; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A METHOD OF DEVELOPING AN ELECTROSTATIC LATENT IMAGE WHICH COMPRISES APPLYING TO THE IMAGE A DEVELOPER COMPRISING A MIXED TONER THE COMPONENTS OF WHICH ARE POWDERS HAVING APPROXIMATELY EQUAL PARTICLE SIZES, ONE COMPONENT BEING CAPABLE OF ACQUIRING A POSITIVE CHARGE AND CONSISTING ESSENTIALLY OF RESIN, AND THE OTHER CM-
Claim 2
Independent Claim
49 words
A METHOD OF DEVELOPING AN ELECTROSTATIC LATENT IMAGE WHICH COMPRISES APPLYING TO THE IMAGE A DEVELOPER COMPRISING A MIXED TONER THE COMPONENTS OF WHICH ARE POWDERS HAVING APPROXIMATELY EQUAL PARTICLE SIZES, ONE COMPONENT BEING CAPABLE OF ACQUIRING A POSITIVE CHARGE AND CONSISTING ESSENTIALLY OF RESIN, AND THE OTHER CM-
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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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |