Patent US2882244A successfully refreshed from Google Patents.
US2882244A
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Molecular sieve adsorbents
Assignee: Union Carbide Corp
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Filing: 1953-12-24
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Granted: 1959-04-14
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Expires: 1973-12-24
Abstract
No abstract record available.
Inventors
- 👤 Robert M Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:35
CPC Classifications
B; B01; B01J; B01J20/00; B01J20/02; B01J20/10; B01J20/16; B01J20/18; B01J20/186; C; C01; C01B; C01B33/00; C01B33/20; C01B33/26; C01B33/28; C01B33/2807; C01B33/2838; C01B33/2846; C07; C07C; C07C51/00; C07C51/42; C07C51/47; Y; Y10; Y10S; Y10S423/00; Y10S423/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
A CRYSTALLINE SYNTHETIC MATERIAL HAVING A COMPOSITION EXPRESSED IN THE TERMS OF OXIDES AD FOLLOWING:
Claim 2
Dependent Claim
15 words
A CRYSTALLINE SYNTHETIC MATERIAL HAVING A COMPOSITION EXPRESSED IN THE TERMS OF OXIDES AD FOLLOWING:
References Cited (Backward Citations)
US1682588A
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US1906203A
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US2137605A
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US2306610A
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GB574911A
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US2413134A
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US2512053A
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US2617712A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |