US2578110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of glass
Assignee: Owens Corning
•
Filing: 1944-10-14
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Granted: 1951-12-11
•
Expires: 1964-10-14
Abstract
No abstract record available.
Inventors
- 👤 Fay V Tooley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:50
CPC Classifications
C; C03; C03C; C03C1/00; C03C1/02; C03B; C03B1/00; C03B1/02; C03B3/00; C03B3/02; C03B37/00; C03B37/08; C03B37/085; C03C1/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
THE PROCESS OF TREATING GLASS BATCH WHICH COMPRISES DIVIDING INTO A PLURALITY OF BODIES AN INTIMATE ADMIXTURE OF GLAS BATCH MADE UP OF A PLURALITY OF INGREDIENTS WHOSE PARTICLE SIZES ARE RELATED TO EACH OTHER IN INVERSE ORDER TO THE RATE AT WHICH THE RESPECTIVE INGREDIENTS MELT, EACH OF SAID BODIES CONTAINING ALL OF THE BATCH INGREDIENTS IN INTIMATE ADMIXTUER, FIXING THE BATCH INGREDIENTS TOGETHER IN EACH BODY, AND THEREAFTER HEATING THE BODIES AND REMOVING SUBSTANTIALLY ALL FREE AND COMBINED WATER FROM THE BATCH IN SAID BODIES
Claim 2
Dependent Claim
87 words
THE PROCESS OF TREATING GLASS BATCH WHICH COMPRISES DIVIDING INTO A PLURALITY OF BODIES AN INTIMATE ADMIXTURE OF GLAS BATCH MADE UP OF A PLURALITY OF INGREDIENTS WHOSE PARTICLE SIZES ARE RELATED TO EACH OTHER IN INVERSE ORDER TO THE RATE AT WHICH THE RESPECTIVE INGREDIENTS MELT, EACH OF SAID BODIES CONTAINING ALL OF THE BATCH INGREDIENTS IN INTIMATE ADMIXTUER, FIXING THE BATCH INGREDIENTS TOGETHER IN EACH BODY, AND THEREAFTER HEATING THE BODIES AND REMOVING SUBSTANTIALLY ALL FREE AND COMBINED WATER FROM THE BATCH IN SAID BODIES
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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) | 1954-12-10 | 1955-06-11 | 1955-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-10 | 1959-06-11 | 1959-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-10 | 1963-06-11 | 1963-12-11 | $7700.00 | Window Closed / Lapsed |