US2692673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Box for razor blades
Assignee: Individual
•
Filing: 1949-12-03
•
Granted: 1954-10-26
•
Expires: 1969-12-03
Abstract
No abstract record available.
Inventors
- 👤 Kruft Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:58
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/08; B65D83/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1989516A
Cited
US2054080A
Cited
US2094722A
Cited
US2065607A
Cited
US2235699A
Cited
US2566016A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-25 | 1958-04-26 | 1958-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-25 | 1962-04-26 | 1962-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-25 | 1966-04-26 | 1966-10-26 | $7700.00 | Window Closed / Lapsed |