Patent US3411622A successfully refreshed from Google Patents.
US3411622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parcel sorting installations
Assignee: Post Office
•
Filing: 1966-02-10
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Granted: 1968-11-19
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Expires: 1986-02-10
Abstract
No abstract record available.
Inventors
- 👤 Dickie William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:54
CPC Classifications
B; B07; B07C; B07C3/00; B07C3/02; B07C3/06; B07C3/065; B65; B65G; B65G47/00; B65G2811/00; B65G2811/06; B65G2811/0673; B65G2811/0678; Y; Y10; Y10S; Y10S209/00; Y10S209/942
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |