US2907447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package handling machine
Assignee: SID RICHARDSON CARBON Co
•
Filing: 1956-07-09
•
Granted: 1959-10-06
•
Expires: 1976-07-09
Abstract
No abstract record available.
Inventors
- 👤 Harold H Offutt
- 👤 James S Braddock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:56
CPC Classifications
B; B65; B65G; B65G37/00; B65G2812/00; B65G2812/01; B65G2812/016; B65G2812/018
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2682216A
Cited
US2674853A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |