US3543594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control device manipulator means
Assignee: Robertshaw Controls Co
•
Filing: 1968-09-30
•
Granted: 1970-12-01
•
Expires: 1988-09-30
Abstract
No abstract record available.
Inventors
- 👤 Walter J Berleyoung
- 👤 Klaus P Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:40
CPC Classifications
G; G05; G05G; G05G23/00; G05D; G05D23/00; G05G7/00; G05G2700/00; G05G2700/02; G05G2700/12; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/188; Y10T74/18808; Y10T74/18816; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20672
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1321609A
Cited
US744444A
Cited
US1164443A
Cited
US1392299A
Cited
US2284179A
Cited
US3088727A
Cited
US3002656A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-30 | 1974-06-01 | 1974-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-30 | 1978-06-01 | 1978-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-30 | 1982-06-01 | 1982-12-01 | $7700.00 | Window Closed / Lapsed |