Patent US2036728A successfully refreshed from Google Patents.
US2036728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for treating cavities in decayed teeth before stopping
Assignee: Individual
•
Filing: 1935-04-25
•
Granted: 1936-04-07
•
Expires: 1955-04-25
Abstract
No abstract record available.
Inventors
- 👤 Simon Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:09
CPC Classifications
A; A61; A61K; A61K6/00; A61K6/60; A61K6/69; A61K6/20; A61K6/30; A61K6/80; A61K6/849; A61K6/853; A61K6/864
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1939-04-07 | 1939-10-07 | 1940-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-04-07 | 1943-10-07 | 1944-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-04-07 | 1947-10-07 | 1948-04-07 | $7700.00 | Window Closed / Lapsed |