US2829061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machinable ceramic bonded material and method for producing same
Assignee: Individual
•
Filing: 1952-09-24
•
Granted: 1958-04-01
•
Expires: 1972-09-24
Abstract
No abstract record available.
Inventors
- 👤 Jay E Comeforo
- 👤 Robert A Hatch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:26
CPC Classifications
C; C04; C04B; C04B32/00; C04B32/005; C04B35/00; C04B35/01; C04B35/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A CERAMIC COMPOSITION CONSISTING ESSENTIALLY OF ABOUT TWO PARTS BY WEIGHT OF METALLIC FILLER MATERIAL INTERMIXED WITH AND BOUND IN PLACE IN ABOUT ONE PART BY WEIGHT OF SYNTHETIC FLUORINE-MICA OF THE CLASS CONSISTING OF KMG3BSI3F2; KMG3ALSI3O10F2 AND BAMG2ALSI3O10F2 HOT PRESSED AT A TEMPERATURE OF NOT MORE THAN ABOUT 1050*C. UNDER A PRESSURE OF ABOUT 1,000 TO 50,000 POUNDS PER SQUARE INCH TO CAUSE THE FILLER MATERIAL TO BECOME BONDED IN PLACE THROUGH FUSION OF THE MICA.
Claim 2
Dependent Claim
77 words
A CERAMIC COMPOSITION CONSISTING ESSENTIALLY OF ABOUT TWO PARTS BY WEIGHT OF METALLIC FILLER MATERIAL INTERMIXED WITH AND BOUND IN PLACE IN ABOUT ONE PART BY WEIGHT OF SYNTHETIC FLUORINE-MICA OF THE CLASS CONSISTING OF KMG3BSI3F2; KMG3ALSI3O10F2 AND BAMG2ALSI3O10F2 HOT PRESSED AT A TEMPERATURE OF NOT MORE THAN ABOUT 1050*C. UNDER A PRESSURE OF ABOUT 1,000 TO 50,000 POUNDS PER SQUARE INCH TO CAUSE THE FILLER MATERIAL TO BECOME BONDED IN PLACE THROUGH FUSION OF THE MICA.
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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) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |