US3490695A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agricultural spraying machines
Assignee: GLEN G RITTENHOUSE
•
Filing: 1967-02-13
•
Granted: 1970-01-20
•
Expires: 1987-02-13
Abstract
No abstract record available.
Inventors
- 👤 Glen G Rittenhouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:02
CPC Classifications
A; A01; A01M; A01M7/00; A01M7/0003; A01M7/0014
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USRE22039E
Cited
US2012973A
Cited
US2356950A
Cited
US2363776A
Cited
US2432309A
Cited
US2708596A
Cited
US2959214A
Cited
US3339846A
Cited
US3233832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |