US1784536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for regeneration of adsorption material
Assignee: American Lurgi Corp
•
Filing: 1925-07-23
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Granted: 1930-12-09
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Expires: 1945-07-23
Abstract
No abstract record available.
Inventors
- 👤 Pantenburg Vitalis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:39
CPC Classifications
B; B01; B01J; B01J20/00; B01J20/30; B01J20/34; B01J20/3483; B01J20/02; B01J20/20; B01J20/3416; B01J20/3433; C; C01; C01B; C01B32/00; C01B32/30; C01B32/354; C01B32/36; Y; Y10; Y10S; Y10S34/00; Y10S34/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-12-08 | 1934-06-09 | 1934-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-12-08 | 1938-06-09 | 1938-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-12-08 | 1942-06-09 | 1942-12-09 | $7700.00 | Window Closed / Lapsed |