US2928534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Needle container
Assignee: Individual
•
Filing: 1956-12-21
•
Granted: 1960-03-15
•
Expires: 1976-12-21
Abstract
No abstract record available.
Inventors
- 👤 Chin Winton Cheun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:56
CPC Classifications
D; D05; D05B; D05B91/00; D05B91/12; B; B65; B65D; B65D83/00; B65D83/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US100879A
Cited
US172314A
Cited
US981541A
Cited
US1183111A
Cited
CH163053A
Cited
US2148721A
Cited
DE719266C
Cited
US2351815A
Cited
GB637509A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |