US2083217A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prophylactic device for the oral cavity
Assignee: Individual
•
Filing: 1934-07-14
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Granted: 1937-06-08
•
Expires: 1954-07-14
Abstract
No abstract record available.
Inventors
- 👤 Edwin I Brothers
- 👤 Abe R Brothers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:01
CPC Classifications
A; A46; A46B; A46B15/00; A46B15/0055; A46B15/0069; A46B15/0081; A46B5/00; A46B5/002; A46B5/0054; A46B5/0062; A46B5/007; A46B7/00; A46B7/04; A46B2200/00; A46B2200/10; A46B2200/1066
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) | 1940-06-07 | 1940-12-07 | 1941-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-06-07 | 1944-12-07 | 1945-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-06-07 | 1948-12-07 | 1949-06-08 | $7700.00 | Window Closed / Lapsed |