US3016308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recording paper coated with microscopic capsules of coloring material, capsules and method of making
Assignee: Moore Business Forms Inc
•
Filing: 1957-08-06
•
Granted: 1962-01-09
•
Expires: 1977-08-06
Abstract
No abstract record available.
Inventors
- 👤 Macaulay Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:06
CPC Classifications
B; B01; B01J; B01J13/00; B01J13/02; B01J13/06; B01J13/12; B01J13/125; B41; B41M; B41M5/00; B41M5/124; B41M5/165; Y; Y10; Y10S; Y10S101/00; Y10S101/29; Y10S521/00; Y10S521/92; Y10T; Y10T428/00; Y10T428/25; Y10T428/254; Y10T428/29; Y10T428/2982; Y10T428/2984; Y10T428/2985; Y10T428/2987; Y10T428/2989
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A PROCESS FOR PRODUCING A FREE-FLOWING POWDER OF MICROSCOPIC DISCRETE RUPTURABLE CAPSULES COMPRISING LIQUID DROPLETS ENCAPSULATED WITHIN AN OUTER RUPTURABLE SHELL OF FILM-FORMING MATERIAL, SAID ENCAPSULATING OUTER SHELL BEING FORMED DIRECTLY BY EVAPORATION FORCES IN THE SOLVENT OF A FILM-FORMER SOLUTION OF A NON-IONIZABLE WATER-SOLUBLE FILM-FORMER WHICH COMPRISES THE CONTINUOUS PHASE OF SUSPENDED MINUTE PARTICLES OF AN EMULSION, THE DISCONTINUOUS PHASE OF WHICH EMULSION COMPRISES THE LIQUID DROPLETS AND BETWEEN ABOUT 23% AND 80% BY WEIGHT OF THE CAPSULES, WHICH PROCESS COMPRISES PRODUCING AN EMULSION OF THE LIQUID DROPLETS IN A FILM-FORMER SOLUTION IN WHICH THE LATTER FORMS THE CONTINUOUS PHASE AND IS SUBSTANTIALLY IN-
Claim 2
Dependent Claim
105 words
A PROCESS FOR PRODUCING A FREE-FLOWING POWDER OF MICROSCOPIC DISCRETE RUPTURABLE CAPSULES COMPRISING LIQUID DROPLETS ENCAPSULATED WITHIN AN OUTER RUPTURABLE SHELL OF FILM-FORMING MATERIAL, SAID ENCAPSULATING OUTER SHELL BEING FORMED DIRECTLY BY EVAPORATION FORCES IN THE SOLVENT OF A FILM-FORMER SOLUTION OF A NON-IONIZABLE WATER-SOLUBLE FILM-FORMER WHICH COMPRISES THE CONTINUOUS PHASE OF SUSPENDED MINUTE PARTICLES OF AN EMULSION, THE DISCONTINUOUS PHASE OF WHICH EMULSION COMPRISES THE LIQUID DROPLETS AND BETWEEN ABOUT 23% AND 80% BY WEIGHT OF THE CAPSULES, WHICH PROCESS COMPRISES PRODUCING AN EMULSION OF THE LIQUID DROPLETS IN A FILM-FORMER SOLUTION IN WHICH THE LATTER FORMS THE CONTINUOUS PHASE AND IS SUBSTANTIALLY IN-
References Cited (Backward Citations)
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US2777798A
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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) | 1965-01-08 | 1965-07-10 | 1966-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-08 | 1969-07-10 | 1970-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-08 | 1973-07-10 | 1974-01-09 | $7700.00 | Window Closed / Lapsed |