US3461653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable safety device
Assignee: CLERF W GROVE
•
Filing: 1965-12-27
•
Granted: 1969-08-19
•
Expires: 1985-12-27
Abstract
No abstract record available.
Inventors
- 👤 Harry H Miller
- 👤 Clerf W Grove
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:22
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/82; A01D34/828; B; B62; B62D; B62D51/00; B62D51/004; F; F16; F16P; F16P1/00; A01D2101/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1437601A
Cited
US1396628A
Cited
US2882670A
Cited
US2982079A
Cited
US2991914A
Cited
US2963842A
Cited
US3106812A
Cited
US3093947A
Cited
US3319406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |