US3474877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trackless conveyor installation
Assignee: Buro Patent AG
•
Filing: 1967-04-26
•
Granted: 1969-10-28
•
Expires: 1987-04-26
Abstract
No abstract record available.
Inventors
- 👤 Erich Wesener
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:27
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/02; G05D1/021; G05D1/0259; G05D1/0261; A; A61; A61G; A61G5/00; A61G5/10; A61G5/1051; B; B62; B62D; B62D1/00; B62D1/24; B62D1/28; G05D1/0263; A61G7/00; A61G7/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1784387A
Cited
US2047051A
Cited
US3039554A
Cited
US3031799A
Cited
US3147817A
Cited
US3245493A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |