US3009788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing synthetic mica
Assignee: Individual
•
Filing: 1958-10-17
•
Granted: 1961-11-21
•
Expires: 1978-10-17
Abstract
No abstract record available.
Inventors
- 👤 Daimon Nobutoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:16
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/02; H01B3/025; C; C30; C30B; C30B11/00; C30B29/00; C30B29/10; C30B29/34; Y; Y10; Y10S; Y10S117/00; Y10S117/901; Y10S117/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A METHOD OF PRODUCING FLOUR-MICA, WHICH COMPRISES ARRANGING AT LEAST ONE FLOUR-MICA SEED CRYSTAL ON EDGE IN A HEATING VESSEL WITH THE C-AXIS OF THE CRYSTAL SUBSTANTIALLY PERPENDICULAR TO THE TEMPERATURE GRAADIENT WHICH IS PERPENDICULAR TO THE BOTTOM OF THE VESSEL, LOCATING UPON THE EXPOSED UPPER EDGE OF THE CRYSTAL A RAW
Claim 2
Independent Claim
52 words
A METHOD OF PRODUCING FLOUR-MICA, WHICH COMPRISES ARRANGING AT LEAST ONE FLOUR-MICA SEED CRYSTAL ON EDGE IN A HEATING VESSEL WITH THE C-AXIS OF THE CRYSTAL SUBSTANTIALLY PERPENDICULAR TO THE TEMPERATURE GRAADIENT WHICH IS PERPENDICULAR TO THE BOTTOM OF THE VESSEL, LOCATING UPON THE EXPOSED UPPER EDGE OF THE CRYSTAL A RAW
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) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |