US2562477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bonding and glazing of concrete articles
Assignee: Stark Ceramics Inc
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Filing: 1948-07-16
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Granted: 1951-07-31
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Expires: 1968-07-16
Abstract
No abstract record available.
Inventors
- 👤 William S Ramsay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:27
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/009; B; B28; B28B; B28B1/00; B28B1/008; B28B11/00; B28B11/04; B28B11/044; B28B19/00; B28B19/0053; C04B32/00; C04B32/005; C04B41/0018
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
THE METHOD OF BONDING CONCRETE ARTICLES WHICH CONSISTS IN MIXING HYDRAULIC CEMENT AND REFRACTORY AGGREGATE AND A SMALL AMOUNT OF HEAT BONDING MATERIAL TAKEN FROM A GROUP CONSISTING OF GLASS CULLET, FELDSPAR AND FRIT WITH WATER, FORMING A CONCRETE ARTICLE FROM SAID MIXTURE, CURING THE CONCRETE ARTICLE AND FIRING THE ARTICLE UNDER SUCH CONDITIONS THAT THE HEAT BONDING MATERIAL IS REDUCED TO A FUSED STATE FORMING A BOND THROUGHOUT THE ARTICLE.
Claim 2
Independent Claim
71 words
THE METHOD OF BONDING CONCRETE ARTICLES WHICH CONSISTS IN MIXING HYDRAULIC CEMENT AND REFRACTORY AGGREGATE AND A SMALL AMOUNT OF HEAT BONDING MATERIAL TAKEN FROM A GROUP CONSISTING OF GLASS CULLET, FELDSPAR AND FRIT WITH WATER, FORMING A CONCRETE ARTICLE FROM SAID MIXTURE, CURING THE CONCRETE ARTICLE AND FIRING THE ARTICLE UNDER SUCH CONDITIONS THAT THE HEAT BONDING MATERIAL IS REDUCED TO A FUSED STATE FORMING A BOND THROUGHOUT THE ARTICLE.
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) | 1954-07-30 | 1955-01-29 | 1955-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-30 | 1959-01-29 | 1959-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-30 | 1963-01-29 | 1963-07-31 | $7700.00 | Window Closed / Lapsed |