Patent US3464673A successfully refreshed from Google Patents.
US3464673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid state control system for cyclically operated appliances
Assignee: Whirlpool Corp
•
Filing: 1967-04-20
•
Granted: 1969-09-02
•
Expires: 1987-04-20
Abstract
No abstract record available.
Inventors
- 👤 Kenneth F Cargo
- 👤 Duane C Nichols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:15
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/07; D; D06; D06F; D06F34/00; D06F34/08; D06F2103/00; D06F2103/16; D06F2105/00; D06F2105/02; D06F2105/06; D06F2105/08; D06F2105/28; D06F2105/42; D06F2105/62
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |