Patent US3049246A successfully refreshed from Google Patents.
US3049246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sorting system for post offices and the like
Assignee: Mechanical Handling Systems Inc
•
Filing: 1957-02-04
•
Granted: 1962-08-14
•
Expires: 1977-02-04
Abstract
No abstract record available.
Inventors
- 👤 Leonard J Bishop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:22
CPC Classifications
B; B07; B07C; B07C3/00; B07C3/02; B07C3/08; B07C3/082
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2603340A
Cited
AT39987B
Cited
US1528227A
Cited
US1440204A
Cited
US2016535A
Cited
US2046935A
Cited
US2192575A
Cited
US2194381A
Cited
US2319833A
Cited
US2375863A
Cited
US2344596A
Cited
US2441323A
Cited
US2667260A
Cited
US2722305A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |