Patent US2614192A successfully refreshed from Google Patents.
Patent US2652354A successfully refreshed from Google Patents.
US2652354A
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Method of uniting solids with the aid of binding and adhesive agents
Assignee: CURA Patents Ltd
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Filing: 1950-11-03
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Granted: 1953-09-15
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Expires: 1970-11-03
Abstract
No abstract record available.
Inventors
- 👤 Dryden Ian Gordon Cumming
- 👤 Mckee James Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:58
CPC Classifications
C; C04; C04B; C04B33/00; C04B33/02; C04B33/13; C04B33/1315; C10; C10L; C10L5/00; C10L5/02; C10L5/06; C10L5/10; C10L5/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A METHOD OF UNITING SOLIDS WITH THE AID OF A BINDING OR ADHESIVE AGENT, WHEREIN A COALAMINE DIGESTION MIXTURE IS INCORPORATED BETWEEN THE SOLIDS TO BE UNITED, AND THE DIGESTION MIXTURE IS CAUSED TO HARDEN IN SITU BY HEATING IT AT A TEMPERATURE RANGING FROM 80* C. TO A TEMPERATURE BELOW THE DECOMPOSITION TEMPERATURE OF THE COAL USED FOR PRODUCING THE DIGESTION MIXTURE.
Claim 2
Independent Claim
63 words
A METHOD OF UNITING SOLIDS WITH THE AID OF A BINDING OR ADHESIVE AGENT, WHEREIN A COALAMINE DIGESTION MIXTURE IS INCORPORATED BETWEEN THE SOLIDS TO BE UNITED, AND THE DIGESTION MIXTURE IS CAUSED TO HARDEN IN SITU BY HEATING IT AT A TEMPERATURE RANGING FROM 80* C. TO A TEMPERATURE BELOW THE DECOMPOSITION TEMPERATURE OF THE COAL USED FOR PRODUCING THE DIGESTION MIXTURE.
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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) | 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 |