Patent US2222744A successfully refreshed from Google Patents.
US2222744A
Expired / Lapsed
US
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Ring removing device
Assignee: Individual
•
Filing: 1940-04-06
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Granted: 1940-11-26
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Expires: 1960-04-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Napoleon Gallien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:03
CPC Classifications
A; A61; A61D; A61D1/00; A61B; A61B17/00; A61B17/28; A61B17/2804; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44291; Y10T24/44333; Y10T29/00; Y10T29/53; Y10T29/53613; Y10T29/5363; Y10T29/53909; Y10T29/53943; Y10T29/53952
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) | 1943-11-26 | 1944-05-27 | 1944-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-11-26 | 1948-05-27 | 1948-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-11-26 | 1952-05-27 | 1952-11-26 | $7700.00 | Window Closed / Lapsed |