US3206755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Micro-capsule method and apparatus
Assignee: Individual
•
Filing: 1963-12-20
•
Granted: 1965-09-14
•
Expires: 1983-12-20
Abstract
No abstract record available.
Inventors
- 👤 Friedman Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:14
CPC Classifications
B; B01; B01J; B01J13/00; B01J13/02; B01J13/025; B41; B41M; B41M5/00; B41M5/20; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
THE METHOD OF EXPOSING OR RELEASING THE CONTENTS OF MICRO-CAPSULAR MATERIAL WHICH COMPRISES APPLYING AN ELECTROSTATIC FIELD IN THE REGION OF SAID CAPSULE, SAID FIELD BEING OF SUFFICIENT INTENSITY RUPTURE THE CAPSULE WALL.
Claim 2
Independent Claim
33 words
THE METHOD OF EXPOSING OR RELEASING THE CONTENTS OF MICRO-CAPSULAR MATERIAL WHICH COMPRISES APPLYING AN ELECTROSTATIC FIELD IN THE REGION OF SAID CAPSULE, SAID FIELD BEING OF SUFFICIENT INTENSITY RUPTURE THE CAPSULE WALL.
References Cited (Backward Citations)
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Cited
US2628881A
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US3012839A
Cited
US3004819A
Cited
US3023070A
Cited
US3063050A
Cited
US3112151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |