Patent US3340057A successfully refreshed from Google Patents.
US3340057A
Expired / Lapsed
US
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Recording element having polyethylene wax binder and electrostatic printing therewith
Assignee: Honeywell International Inc
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Filing: 1962-12-12
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Granted: 1967-09-05
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Expires: 1982-12-12
Abstract
No abstract record available.
Inventors
- 👤 Rosenbaum Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:57
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/05; G03G5/0528; G03G5/0532; G03G5/0535
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A PHOTOCONDUCTIVE INSULATING COATING COMPOSITION SUITABLE FOR ELECTROSTATIC PRINTING PURPOSES COMPRISING AT LEAST ABOUT 60% BY WEIGHT OF A FINELY DIVIDED PHOTOCONDUCTOR DISPERSED IN A NORMALLY SOLID POLYETHYLENE WAX VEHICLE, SAID POLYETHYLENE WAX BEING A MIXTURE OF INDIVIDUAL HOMOLOGS HAVING THE STRUCTURAL FORMULA
Claim 2
Dependent Claim
43 words
A PHOTOCONDUCTIVE INSULATING COATING COMPOSITION SUITABLE FOR ELECTROSTATIC PRINTING PURPOSES COMPRISING AT LEAST ABOUT 60% BY WEIGHT OF A FINELY DIVIDED PHOTOCONDUCTOR DISPERSED IN A NORMALLY SOLID POLYETHYLENE WAX VEHICLE, SAID POLYETHYLENE WAX BEING A MIXTURE OF INDIVIDUAL HOMOLOGS HAVING THE STRUCTURAL FORMULA
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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) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |