US2484657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental syringe
Assignee: SONCO Inc
•
Filing: 1948-07-14
•
Granted: 1949-10-11
•
Expires: 1968-07-14
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Son
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:43
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/32; A61M5/34; A61M5/3205; A61M2005/3206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US766203A
Cited
GB191413142A
Cited
US1274081A
Cited
US1526824A
Cited
US1523068A
Cited
US1668315A
Cited
US2076121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |