Patent US3459332A successfully refreshed from Google Patents.
US3459332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatically controlled dispensing apparatus
Assignee: Robertshaw Controls Co
•
Filing: 1967-08-16
•
Granted: 1969-08-05
•
Expires: 1987-08-16
Abstract
No abstract record available.
Inventors
- 👤 Robert L Golden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:57
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/02; G05; G05D; G05D11/00; G05D11/001
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) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |