US3529485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Step-by-step feed gear
Assignee: Siemens AG
•
Filing: 1968-09-20
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Granted: 1970-09-22
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Expires: 1988-09-20
Abstract
No abstract record available.
Inventors
- 👤 Rainer Kofferlein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:11
CPC Classifications
F; F16; F16H; F16H27/00; F16H27/04; G; G06; G06K; G06K13/00; G06K13/02; G06K13/07; G06K13/077; G06K13/18; G06K13/20; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18272; Y10T74/18528
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) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |