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US2353877A
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US
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Process for making resilient porous products
Assignee: NCR Voyix Corp
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Filing: 1942-01-19
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Granted: 1944-07-18
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Expires: 1962-01-19
Abstract
No abstract record available.
Inventors
- 👤 Robert G Chollar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:19
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/26; B; B05; B05C; B05C17/00; B05C17/02; B05C17/03; B05C17/035; C08J2201/00; C08J2201/04; C08J2201/044; C08J2201/0444; C08J2321/00; Y; Y10; Y10S; Y10S521/00; Y10S521/919
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) | 1947-07-18 | 1948-01-17 | 1948-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-07-18 | 1952-01-17 | 1952-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-07-18 | 1956-01-17 | 1956-07-18 | $7700.00 | Window Closed / Lapsed |