US3462002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Varying-pitch chain-like arrangement to drive loads at variable speed
Assignee: Battelle Development Corp
•
Filing: 1967-07-06
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Granted: 1969-08-19
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Expires: 1987-07-06
Abstract
No abstract record available.
Inventors
- 👤 Paul Zuppiger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:07
CPC Classifications
B; B66; B66B; B66B21/00; B66B21/10; B66B21/12; B65; B65G; B65G23/00; B65G23/24; B65G23/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2534054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |