Patent US3214285A successfully refreshed from Google Patents.
US3214285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of pressure transfer sheet and resulting article
Assignee: Pacific Industries Inc
•
Filing: 1962-08-10
•
Granted: 1965-10-26
•
Expires: 1982-08-10
Abstract
No abstract record available.
Inventors
- 👤 Robert R Wissinger
- 👤 Gerry H Ehrhardt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:01
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10; Y; Y10; Y10S; Y10S428/00; Y10S428/914; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31663
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
THE METHOD OF PRODUCING A PRESSURE RESPONSIVE TRANSFER MEDIA FOR EFFECTING, RESPONSIVE TO PRESSURE APPLIED THERETO, COMPLETE RELEASE TEHREFROM AND TRANSFER TO A COPY SURFACE OF A SMEAR-RESISTANT IMAGE, COMPRISING THE STEP OF APPLYING TO A THIN FLEXIBLE CARRIER SHEET A COATING LAYER CONSISTING ESSENTIALLY OF A POLYMERIC SILICONE IN INCOMPLETELY CURED CONDITION, SUCH THAT SAID COATING LAYER IS PARTIALLY DISPESED IN SAID CARRIER SHEET, THE STEP OF APPLYING TO THE EXPOSED SURFACE OF SAID UNCURED COATING LAYER AN INK LAYER CONSISTING ESSENTIALLY OF CARBON PAPER INK SUCH THAT SAID UNCURED COATING LAYER IS PARTIALLY DISPERSED IN SAID INK LAYER, AND THE STEP OF CURING SAID POLYMERIC SILICONE COATING LAYER TO EFFECT A FRANGIBLE COMPOSITE LAYER ON SAID CARRIER IN WHICH THE AFFINITY OF SAID INK LAYER TO SAID SILICONE COATING LAYER IS GREATER THAN THE AFFINITY OF SAID SILICONE LAYER TO SAID CARRIER SHEET.
Claim 2
Independent Claim
145 words
THE METHOD OF PRODUCING A PRESSURE RESPONSIVE TRANSFER MEDIA FOR EFFECTING, RESPONSIVE TO PRESSURE APPLIED THERETO, COMPLETE RELEASE TEHREFROM AND TRANSFER TO A COPY SURFACE OF A SMEAR-RESISTANT IMAGE, COMPRISING THE STEP OF APPLYING TO A THIN FLEXIBLE CARRIER SHEET A COATING LAYER CONSISTING ESSENTIALLY OF A POLYMERIC SILICONE IN INCOMPLETELY CURED CONDITION, SUCH THAT SAID COATING LAYER IS PARTIALLY DISPESED IN SAID CARRIER SHEET, THE STEP OF APPLYING TO THE EXPOSED SURFACE OF SAID UNCURED COATING LAYER AN INK LAYER CONSISTING ESSENTIALLY OF CARBON PAPER INK SUCH THAT SAID UNCURED COATING LAYER IS PARTIALLY DISPERSED IN SAID INK LAYER, AND THE STEP OF CURING SAID POLYMERIC SILICONE COATING LAYER TO EFFECT A FRANGIBLE COMPOSITE LAYER ON SAID CARRIER IN WHICH THE AFFINITY OF SAID INK LAYER TO SAID SILICONE COATING LAYER IS GREATER THAN THE AFFINITY OF SAID SILICONE LAYER TO SAID CARRIER SHEET.
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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |