US3434604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material handling system
Assignee: Individual
•
Filing: 1966-05-12
•
Granted: 1969-03-25
•
Expires: 1986-05-12
Abstract
No abstract record available.
Inventors
- 👤 Hans Rudolph Haldimann
- 👤 Helmut Bartels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:34
CPC Classifications
B; B65; B65G; B65G1/00; B65G1/02; B65G1/04; B65G1/137; B65G1/1373; B65G1/1378; B65G2209/00; B65G2209/08; B65G2209/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1927677A
Cited
US2096958A
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US2988237A
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US3027022A
Cited
US3027023A
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US3206041A
Cited
US3033392A
Cited
US3140009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |