US2742152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Check weigher
Assignee: Individual
•
Filing: 1950-04-18
•
Granted: 1956-04-17
•
Expires: 1970-04-18
Abstract
No abstract record available.
Inventors
- 👤 Salwasser Melvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:28
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/16; B07C5/18; B07C5/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1137936A
Cited
US1229838A
Cited
US1182221A
Cited
US1747593A
Cited
US1999827A
Cited
US2307695A
Cited
US2590704A
Cited
US2568255A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |