Patent US2398947A successfully refreshed from Google Patents.
US2398947A
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Assignee: Individual
•
Filing: 1942-07-08
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Granted: 1946-04-23
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Expires: 1962-07-08
Abstract
No abstract record available.
Inventors
- 👤 Marinsky Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:13
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/24; A44B19/26; A44B19/30; A44B19/301; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2509; Y10T24/2511; Y10T70/00; Y10T70/50; Y10T70/5009; Y10T70/5031; Y10T70/5035; Y10T70/5049; Y10T70/5053
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) | 1949-04-22 | 1949-10-22 | 1950-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-04-22 | 1953-10-22 | 1954-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-04-22 | 1957-10-22 | 1958-04-23 | $7700.00 | Window Closed / Lapsed |