US2102591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental syringe
Assignee: Individual
•
Filing: 1936-07-28
•
Granted: 1937-12-21
•
Expires: 1956-07-28
Abstract
No abstract record available.
Inventors
- 👤 Hagemeier Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:24
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/005; B05C17/00593; A; A61; A61C; A61C5/00; A61C5/60; A61C5/62; A61M; A61M5/00; A61M5/178; A61M5/24; B05C17/00596; A61M2005/2403; A61M2005/2411; B05C17/00503; B05C17/00516
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) | 1940-12-20 | 1941-06-21 | 1941-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-12-20 | 1945-06-21 | 1945-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-12-20 | 1949-06-21 | 1949-12-21 | $7700.00 | Window Closed / Lapsed |