US3513768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material handling apparatus
Assignee: RENEWABLE ENERGY TECHNOLOGY Inc A CORP
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Filing: 1968-06-03
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Granted: 1970-05-26
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Expires: 1988-06-03
Abstract
No abstract record available.
Inventors
- 👤 Berton G Altmann
- 👤 John D Bailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:09
CPC Classifications
B; B30; B30B; B30B9/00; B30B9/30; B30B9/3082; F; F23; F23G; F23G2205/00; F23G2205/10; F23G2900/00; F23G2900/50209
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2509771A
Cited
US2932244A
Cited
US2810181A
Cited
US3065586A
Cited
US3416437A
Cited
US3416438A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |