US3230103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-plastic composition containing pozzolan, lime and blast furnace slag
Assignee: CONVERSION SYSTEMS OF PENNSYLVANIA Inc
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Filing: 1963-05-16
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Granted: 1966-01-18
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Expires: 1983-05-16
Abstract
No abstract record available.
Inventors
- 👤 Minnick Leonard John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:34
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/18; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A NON-PLASTIC COMPOSITION OF MATTER CONSISTING ESSENTIALLY BY WEIGHT OF ABOUT 2-40% OF LIME, ABOUT 2-40% OF FINELY DIVIDED RAPIDLY CHILLED BLAST FURNACE SLAG, APPROXIMATELY 20-80% OF THE TOTAL LIME PLUS SLAG COMPRISING SAID SLAG, AND FROM ABOUT 50-90% BY WEIGHT OF POZZOLAN, WHEREIN THE RATIO OF PERCENTAGE LIME PLUS SLAG TO PERCENTAGE POZZOLAN FALLS SUBSTGANTIALLY WITHIN THE RANGE OF FROM 1:1 TO 1:9.
Claim 2
Dependent Claim
64 words
A NON-PLASTIC COMPOSITION OF MATTER CONSISTING ESSENTIALLY BY WEIGHT OF ABOUT 2-40% OF LIME, ABOUT 2-40% OF FINELY DIVIDED RAPIDLY CHILLED BLAST FURNACE SLAG, APPROXIMATELY 20-80% OF THE TOTAL LIME PLUS SLAG COMPRISING SAID SLAG, AND FROM ABOUT 50-90% BY WEIGHT OF POZZOLAN, WHEREIN THE RATIO OF PERCENTAGE LIME PLUS SLAG TO PERCENTAGE POZZOLAN FALLS SUBSTGANTIALLY WITHIN THE RANGE OF FROM 1:1 TO 1:9.
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |