US3540306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for reducing the sound of a rachet and pawl mechanism
Assignee: Abu AB
•
Filing: 1968-10-14
•
Granted: 1970-11-17
•
Expires: 1988-10-14
Abstract
No abstract record available.
Inventors
- 👤 Karl Nurmse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:17
CPC Classifications
A; A01; A01K; A01K89/00; A01K89/01; A01K89/0117; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2133; Y10T74/2135
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2389695A
Cited
US3075721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |