Patent US3011905A successfully refreshed from Google Patents.
US3011905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manifold system comprising reactant donor and receptor sheets
Assignee: Columbia Ribbon and Carbon Manufacturing Co Inc
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Filing: 1959-09-09
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Granted: 1961-12-05
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Expires: 1979-09-09
Abstract
No abstract record available.
Inventors
- 👤 Douglas A Newman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:43
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/124; Y; Y10; Y10S; Y10S101/00; Y10S101/29
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A MANIFOLDING SYSTEM COMPRISING SUPERIMPOSED SHEETS HAVING CONTACTING FACES, ONE OF SAID SHEETS HAVING THEREON A DONOR COATING COATED OVER A LAYER OF PRESSURETRANSFERABLE MATERIAL ON THE SHEET, SAID DONOR COATING INCLUDING A FIRST COLOR-FORMING INGREDIENT, THE OTHER OF SAID CONTACTING FACES HAVING A RECEPTOR COATING THEREON INCLUDING A SECOND COLOR-FORMING INGREDIENT, CAPABLE OF REACTING WITH SAID FIRST COLOR-FORMING INGREDIENT TO PRODUCE A LEGIBLE COLORED REACTION PRODUCT, DISPERSED IN A MOISTURE CONTAINING FILM, SAID DONOR SHEET BEING CAPABLE OF RELINQUISHING SAID FIRST COLOR-FORMING INGREDIENT AND SAID PRESSURE-TRANSFERABLE MATERIAL UPON APPLICATION OF PRESSURE TO THE UNCOATED SURFACE OF THE DONOR SHEET WHEREBY, UPON APPLICATION OF SUCH PRESSURE, AN AMOUNT OF SAID PRESSURE-TRANSFERABLE MATERIAL AND SAID FIRST COLOR-
Claim 2
Dependent Claim
116 words
A MANIFOLDING SYSTEM COMPRISING SUPERIMPOSED SHEETS HAVING CONTACTING FACES, ONE OF SAID SHEETS HAVING THEREON A DONOR COATING COATED OVER A LAYER OF PRESSURETRANSFERABLE MATERIAL ON THE SHEET, SAID DONOR COATING INCLUDING A FIRST COLOR-FORMING INGREDIENT, THE OTHER OF SAID CONTACTING FACES HAVING A RECEPTOR COATING THEREON INCLUDING A SECOND COLOR-FORMING INGREDIENT, CAPABLE OF REACTING WITH SAID FIRST COLOR-FORMING INGREDIENT TO PRODUCE A LEGIBLE COLORED REACTION PRODUCT, DISPERSED IN A MOISTURE CONTAINING FILM, SAID DONOR SHEET BEING CAPABLE OF RELINQUISHING SAID FIRST COLOR-FORMING INGREDIENT AND SAID PRESSURE-TRANSFERABLE MATERIAL UPON APPLICATION OF PRESSURE TO THE UNCOATED SURFACE OF THE DONOR SHEET WHEREBY, UPON APPLICATION OF SUCH PRESSURE, AN AMOUNT OF SAID PRESSURE-TRANSFERABLE MATERIAL AND SAID FIRST COLOR-
References Cited (Backward Citations)
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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) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |