US3079351A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copying materials and emulsions
Assignee: Moore Business Forms Inc
•
Filing: 1958-11-26
•
Granted: 1963-02-26
•
Expires: 1978-11-26
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Staneslow
- 👤 Macaulay Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:42
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10; Y; Y10; Y10S; Y10S428/00; Y10S428/914
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A PRESSURE-SENSITIVE COPYING MATERIAL COMPRISING A WEB HAVING ON AT LEAST A PORTION OF A SIDE THEREOF A COATING HAVING A MELTING POINT OF BETWEEN ABOUT 130 AND 350* F., AND CONSISTING OF A HYDROPHOBIC THERMOPLASTIC FILM-FORMING MATERIAL, SAID FILM-FORMING MATERIAL, HAVING UNIFORMLY DISPERSED THEREIN MICROSCOPIC DISCRETE NON-VISCOUS LIQUID DROPLETS OF A MARKING LIQUID WHICHIS SUBSTANTIALLY INSOLUBLE IN SAID HYDROPHOBIC THERMOPLASTIC FILM-FORMING MATERIAL, SAID COATING WHEN SUBJECTED TO WRITING PRESSURE, BEING RUPTURABLE THEREBY PERMITTING THE MICROSPIC DISCRETE LIQUID DROPLETS TO EXUDE AND PRODUCE A MARK ON AN ADJACENT SHEET.
Claim 2
Dependent Claim
89 words
A PRESSURE-SENSITIVE COPYING MATERIAL COMPRISING A WEB HAVING ON AT LEAST A PORTION OF A SIDE THEREOF A COATING HAVING A MELTING POINT OF BETWEEN ABOUT 130 AND 350* F., AND CONSISTING OF A HYDROPHOBIC THERMOPLASTIC FILM-FORMING MATERIAL, SAID FILM-FORMING MATERIAL, HAVING UNIFORMLY DISPERSED THEREIN MICROSCOPIC DISCRETE NON-VISCOUS LIQUID DROPLETS OF A MARKING LIQUID WHICHIS SUBSTANTIALLY INSOLUBLE IN SAID HYDROPHOBIC THERMOPLASTIC FILM-FORMING MATERIAL, SAID COATING WHEN SUBJECTED TO WRITING PRESSURE, BEING RUPTURABLE THEREBY PERMITTING THE MICROSPIC DISCRETE LIQUID DROPLETS TO EXUDE AND PRODUCE A MARK ON AN ADJACENT SHEET.
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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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |