US2785586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1954-10-06
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Granted: 1957-03-19
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Expires: 1974-10-06
Abstract
No abstract record available.
Inventors
- 👤 Schwerdhofer Hans Joachim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:46
CPC Classifications
G; G05; G05G; G05G7/00; G05G7/02; G05G7/08; B; B62; B62K; B62K23/00; B62K23/02; B62K23/06; B62M; B62M25/00; B62M25/02; B62M25/04; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20256; Y10T74/20268; Y10T74/2028; Y10T74/20287; Y10T74/20576; Y10T74/20636; Y10T74/20648
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2534566A
Cited
US2560154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-18 | 1960-09-17 | 1961-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-18 | 1964-09-17 | 1965-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-18 | 1968-09-17 | 1969-03-19 | $7700.00 | Window Closed / Lapsed |