US3359900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copying process
Assignee: Columbia Ribbon and Carbon Manufacturing Co Inc
•
Filing: 1965-10-15
•
Granted: 1967-12-26
•
Expires: 1985-10-15
Abstract
No abstract record available.
Inventors
- 👤 Douglas A Newman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:21
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/025; B41M5/035; B41M5/03; B41M5/10; Y; Y10; Y10S; Y10S428/00; Y10S428/914; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249971; Y10T428/249974; Y10T428/249982; Y10T428/249983; Y10T428/249987; Y10T428/249991; Y10T428/249994; Y10T428/249995; Y10T428/249996; Y10T428/27; Y10T428/273; Y10T428/277; Y10T428/31504; Y10T428/31786; Y10T428/31797; Y10T428/31801; Y10T428/31942; Y10T428/31949; Y10T428/31964
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
A DUPLICATING PROCESS COMPRISING THE STEPS OF: (A) SUPERPOSING A MASTER SHEET IN SURFACE CONTACT WITH THE IMAGING LAYER ON A FLEXIBLE TRANSFER SHEET FOUNDATION, SAID LAYER BEING MASS-TRANSFERABLE UNDER THE EFFECT OF LOCALIZED IMPACT PRESSURE AND COMPRISING A RESINOUS BINDER MATERIAL HAVING DISPERSED THEREIN AN INK WHICH IS LIQUID AT ORDINARY ROOM TEMPERATURES AND COMPRISES COLORING MATTER AND AN OIL, THE INK BEING INCOMPATIBLE WITH THE SAID BINDER MATERIAL AND BEING EXUDABLE THEREFROM AT ORDINARY ROOM TEMPERATURES UNDER THE EFFECTS OF OVERALL PRESSURE OF LOWER MAGNITUDE THAN SAID LOCALIZED IMPACT PRESSURE; (B) APPLYING AN IMPACT IN THE FORM OF LOCALIZED IMAGING PRESSURE AGAINST THE SUPERPOSED SHEETS TO CAUSE THE LAYER COMPRISING BINDER MATERIAL AND DISPERSED INK TO TRANSFER IN IMAGE FORM TO THE SURFACE OF THE MASTER SHEET; (C) SUPERPOSING THE IMAGED SURFACE OF THE MASTER SHEET WITH THE SURFACE OF A COPY SHEET; AND (D) APPLYING AN OVERALL PRESSURE OF LOWER MAGNITUDE THAN SAID LOCALIZED IMPACT PRESSURE BY COMPRESSING THE IMAGES BETWEEN THE MASTER AND COPY SHEETS TO CAUSE A PORTION OF THE SAID INK TO FLOW FROM THE BINDER MATERIAL TO THE SURFACE OF THE COPY SHEET AND FORM MIRROR-REVERSE DUPLICATES OF THE MASTER IMAGES.
Claim 2
Dependent Claim
198 words
A DUPLICATING PROCESS COMPRISING THE STEPS OF: (A) SUPERPOSING A MASTER SHEET IN SURFACE CONTACT WITH THE IMAGING LAYER ON A FLEXIBLE TRANSFER SHEET FOUNDATION, SAID LAYER BEING MASS-TRANSFERABLE UNDER THE EFFECT OF LOCALIZED IMPACT PRESSURE AND COMPRISING A RESINOUS BINDER MATERIAL HAVING DISPERSED THEREIN AN INK WHICH IS LIQUID AT ORDINARY ROOM TEMPERATURES AND COMPRISES COLORING MATTER AND AN OIL, THE INK BEING INCOMPATIBLE WITH THE SAID BINDER MATERIAL AND BEING EXUDABLE THEREFROM AT ORDINARY ROOM TEMPERATURES UNDER THE EFFECTS OF OVERALL PRESSURE OF LOWER MAGNITUDE THAN SAID LOCALIZED IMPACT PRESSURE; (B) APPLYING AN IMPACT IN THE FORM OF LOCALIZED IMAGING PRESSURE AGAINST THE SUPERPOSED SHEETS TO CAUSE THE LAYER COMPRISING BINDER MATERIAL AND DISPERSED INK TO TRANSFER IN IMAGE FORM TO THE SURFACE OF THE MASTER SHEET; (C) SUPERPOSING THE IMAGED SURFACE OF THE MASTER SHEET WITH THE SURFACE OF A COPY SHEET; AND (D) APPLYING AN OVERALL PRESSURE OF LOWER MAGNITUDE THAN SAID LOCALIZED IMPACT PRESSURE BY COMPRESSING THE IMAGES BETWEEN THE MASTER AND COPY SHEETS TO CAUSE A PORTION OF THE SAID INK TO FLOW FROM THE BINDER MATERIAL TO THE SURFACE OF THE COPY SHEET AND FORM MIRROR-REVERSE DUPLICATES OF THE MASTER IMAGES.
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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |