Patent US3901702A successfully refreshed from Google Patents.
US3901702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Imaging element with absorbent blotter overlayer migration
Assignee: Xerox Corp
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Filing: 1973-03-01
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Granted: 1975-08-26
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Expires: 1993-03-01
Abstract
Abstract A migration imaging system having a migration imaging member comprising a softenable layer, migration material and an absorbent blotter member, which imaging member may be imaged by forming a latent image on said member, softening the softenable layer and removing residual materials by removing the absorbent blotter member.
Inventors
- 👤 Jr Joseph G Sankus
- 👤 Nicholas L Petruzzella
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:33
CPC Classifications
G; G03; G03G; G03G17/00; G03G17/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
The migration imaging member according to claim 1 wherein the fracturable layer of said migration marking material is contiguous the surface of said softenable layer furthest from said substrate.
Claim 2
Dependent Claim
45 words
The migration imaging member according to claim 1 wherein the migration imaging member additionally comprises a second layer of substantially electrically insulating softenable material overlying the fracturable layer of migration marking material and located between said fracturable layer and the non-image bearing absorbent blotter layer.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-08-25 | 1979-02-24 | 1979-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-08-25 | 1983-02-24 | 1983-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-08-25 | 1987-02-24 | 1987-08-26 | $7700.00 | Window Closed / Lapsed |