US2646367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transfer paper
Assignee: NCR Voyix Corp
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Filing: 1951-06-28
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Granted: 1953-07-21
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Expires: 1971-06-28
Abstract
No abstract record available.
Inventors
- 👤 Davis Chester
- 👤 Ned A Thacker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:09
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/124; B41M5/132; Y; Y10; Y10S; Y10S101/00; Y10S101/29; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801; Y10T428/31804; Y10T428/31808
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A MANIFOLD SHEET FOR USE IN CONJUNCTION WITH A COPY-RECEIVING SHEET SENSITIZED ON THE COPY-RECEIVING SURFACE THEREOF WITH PARTICLES OF INORGANIC CLAY-LIKE MATERIAL, SAID PARTICLES HAVING ACID-LIKE ADSORBENT SURFACES, INCLUDING A BASE WEB; AND A FILM ON SAID WEB OF A SUBSTANTIALLY COLORLESS HYDROPHOBIC LOW POLARITY WAX HAVING MIXED THEREIN A SUBSTANTIALLY COLORLESS ATMOSPHERICALLY STABLE HYDROPHOBIC OIL CONTAINING SUBSTANTIALLY COLORLESS HYDROPHOBIC DOUBLE BOND AROMATIC AT-LY MOSPHERICALLY STABLE ADSORBATE COMPOUND, WHICH ORGANIC COMPOUND IS CONVERTED TO A MORE HIGHLY POLAR CONJUGATED FORM ACCOMPANIED BY THE APPEARANCE OF A DISTINCTIVE COLOR THEREIN WHEN ADSORBED ON PARTICLES OF INORGANIC CLAY-LIKE MATERIAL WHICH ACTS AS AN ELECTRON ACCEPTOR WITH RESPECT TO SAID ORGANIC COMPOUND ON ADSORPTION CONTACT THEREWITH, AND THE OIL AND ADSORBATE COMPOUND BEING 25% TO 75% OF THE TOTAL WEIGHT OF THE FILM.
Claim 2
Dependent Claim
131 words
A MANIFOLD SHEET FOR USE IN CONJUNCTION WITH A COPY-RECEIVING SHEET SENSITIZED ON THE COPY-RECEIVING SURFACE THEREOF WITH PARTICLES OF INORGANIC CLAY-LIKE MATERIAL, SAID PARTICLES HAVING ACID-LIKE ADSORBENT SURFACES, INCLUDING A BASE WEB; AND A FILM ON SAID WEB OF A SUBSTANTIALLY COLORLESS HYDROPHOBIC LOW POLARITY WAX HAVING MIXED THEREIN A SUBSTANTIALLY COLORLESS ATMOSPHERICALLY STABLE HYDROPHOBIC OIL CONTAINING SUBSTANTIALLY COLORLESS HYDROPHOBIC DOUBLE BOND AROMATIC AT-LY MOSPHERICALLY STABLE ADSORBATE COMPOUND, WHICH ORGANIC COMPOUND IS CONVERTED TO A MORE HIGHLY POLAR CONJUGATED FORM ACCOMPANIED BY THE APPEARANCE OF A DISTINCTIVE COLOR THEREIN WHEN ADSORBED ON PARTICLES OF INORGANIC CLAY-LIKE MATERIAL WHICH ACTS AS AN ELECTRON ACCEPTOR WITH RESPECT TO SAID ORGANIC COMPOUND ON ADSORPTION CONTACT THEREWITH, AND THE OIL AND ADSORBATE COMPOUND BEING 25% TO 75% OF THE TOTAL WEIGHT OF THE FILM.
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) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |