US2652318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of solid materials consisting of aggregated solid particles
Assignee: CURA Patents Ltd
•
Filing: 1950-11-03
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Granted: 1953-09-15
•
Expires: 1970-11-03
Abstract
No abstract record available.
Inventors
- 👤 Mckee James Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:09
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/515; C04B35/52; C04B35/528
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A PROCESS FOR THE MANUFACTURE OF SOLID MATERIALS CONSISTING OF AGGREGATED SOLID PARTICLES, WHEREIN A COMPOSITION CONTAINING SOLID PARTICLES INTERMIXED WITH AN AMINE DIGESTION MIXTURE IS PREPARED BY MIXING SOLID PARTICLES CONSISTING OF OR CONTAINING A DIGESTIBLE CARBONACEOUS MATERIAL WITH AN AMINE SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC OR ARALIPHATIC AMINES, AND HEATING THE COMPOSITION AT A TEMPERATURE RANGING FROM 80* C. TO A TEMPERATURE BELOW THE DECOMPOSITION TEMPERATURE OF THE CARBONACEOUS MATERIAL.
Claim 2
Dependent Claim
74 words
A PROCESS FOR THE MANUFACTURE OF SOLID MATERIALS CONSISTING OF AGGREGATED SOLID PARTICLES, WHEREIN A COMPOSITION CONTAINING SOLID PARTICLES INTERMIXED WITH AN AMINE DIGESTION MIXTURE IS PREPARED BY MIXING SOLID PARTICLES CONSISTING OF OR CONTAINING A DIGESTIBLE CARBONACEOUS MATERIAL WITH AN AMINE SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC OR ARALIPHATIC AMINES, AND HEATING THE COMPOSITION AT A TEMPERATURE RANGING FROM 80* C. TO A TEMPERATURE BELOW THE DECOMPOSITION TEMPERATURE OF THE CARBONACEOUS MATERIAL.
References Cited (Backward Citations)
US2049013A
Cited
US2133280A
Cited
GB510256A
Cited
US2334545A
Cited
US2310195A
Cited
GB586538A
Cited
US2514789A
Cited
US2453543A
Cited
US2527596A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |