US2602707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for handling materials
Assignee: Permanente Cement Co
•
Filing: 1950-03-02
•
Granted: 1952-07-08
•
Expires: 1970-03-02
Abstract
No abstract record available.
Inventors
- 👤 John M Garoutte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:52
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/04; B65G53/16; B65G53/18; B65G53/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1842416A
Cited
US2219283A
Cited
US2316814A
Cited
US2565835A
Cited
US2509984A
Cited
US2527455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |