US2587599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic metal-alkaline earth carbonate pellet and its production
Assignee: Beazer East Inc
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Filing: 1945-08-27
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Granted: 1952-03-04
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Expires: 1965-08-27
Abstract
No abstract record available.
Inventors
- 👤 Corson Ben Bennett
- 👤 Webb George Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:57
CPC Classifications
B; B01; B01J; B01J37/00; B01J23/00; B01J23/70; B01J37/0009; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
IN THE MANUFACTURE OF A CATALYST THE STEPS OF INCORPORRATING IN A CATALYST MASS A CATALYST AND A HYDRATED ALKALINE EARTH METAL OXIDE, FORMING THE MASS AND HEATING IT IN A CARBONATING ATMOSPHERE AT A TEMPERATURE ABOVE THE DEHYDRATION TEMPERATURE OF SAID HYDRATED ALKALINE EARTH METAL OXIDE WHEREBY THE HYDRATED ALKALINE EARTH METAL OXIDE IS SIMULTANEOUSLY DEHYDRATED AND CARBONATED.
Claim 2
Dependent Claim
59 words
IN THE MANUFACTURE OF A CATALYST THE STEPS OF INCORPORRATING IN A CATALYST MASS A CATALYST AND A HYDRATED ALKALINE EARTH METAL OXIDE, FORMING THE MASS AND HEATING IT IN A CARBONATING ATMOSPHERE AT A TEMPERATURE ABOVE THE DEHYDRATION TEMPERATURE OF SAID HYDRATED ALKALINE EARTH METAL OXIDE WHEREBY THE HYDRATED ALKALINE EARTH METAL OXIDE IS SIMULTANEOUSLY DEHYDRATED AND CARBONATED.
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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) | 1955-03-04 | 1955-09-03 | 1956-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-04 | 1959-09-03 | 1960-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-04 | 1963-09-03 | 1964-03-04 | $7700.00 | Window Closed / Lapsed |