Patent US3054685A successfully refreshed from Google Patents.
US3054685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluormica-fluoramphibole ceramics and processes of making same
Assignee: Individual
•
Filing: 1960-02-09
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Granted: 1962-09-18
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Expires: 1980-02-09
Abstract
No abstract record available.
Inventors
- 👤 Haskiel R Shell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:53
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/16; C04B32/00; Y; Y10; Y10S; Y10S106/00; Y10S106/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
AN IMPROVED SHAPE CERAMIC ARTICLE OF MANUFACTURE CONSISTING ESSENTIALLY OF A MIXTURE OF (1) PARTICLES OF FLUORMICA OF THE FORMULA
Claim 2
Dependent Claim
20 words
AN IMPROVED SHAPE CERAMIC ARTICLE OF MANUFACTURE CONSISTING ESSENTIALLY OF A MIXTURE OF (1) PARTICLES OF FLUORMICA OF THE FORMULA
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) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |