Patent US3610066A successfully refreshed from Google Patents.
US3610066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced plastic gear
Assignee: Individual
•
Filing: 1969-11-03
•
Granted: 1971-10-05
•
Expires: 1989-11-03
Abstract
Abstract A MOLDED PLASTIC GEAR OR DRIVE WHEEL HAVING ITS HUB REINFORCED UNDER COMPRESSION WITH METAL RINGS OR WASHERS TO PREVENT CRACKING AT THE SPLINES OR KEYWAY.
Inventors
- 👤 Frank J Rychlik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:24
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/02; F16H55/06; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19851; Y10T74/19856; Y10T74/1987
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-10-04 | 1975-04-05 | 1975-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-04 | 1979-04-05 | 1979-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-04 | 1983-04-05 | 1983-10-05 | $7700.00 | Window Closed / Lapsed |