US3500703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission frame for mechanical devices
Assignee: Siemens AG
•
Filing: 1968-05-28
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Granted: 1970-03-17
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Expires: 1988-05-28
Abstract
No abstract record available.
Inventors
- 👤 Gunther Schertel
- 👤 Wilhelm Bilz
- 👤 Horst Fierek
- 👤 Bernhard Hentschel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:15
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/02; F16H57/032; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2186
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) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |