US3268968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slip handle
Assignee: Joy Manufacturing Co
•
Filing: 1964-11-19
•
Granted: 1966-08-30
•
Expires: 1984-11-19
Abstract
No abstract record available.
Inventors
- 👤 Charles D Crickmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:20
CPC Classifications
E; E21; E21B; E21B19/00; E21B19/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
39 words
A SLIP HANDLE COMPRISING, AN ELONGATED MEMBER ADAPTED TO BE CONNECTED WITH A SLIP BODY; SAID MEMBER BEING SHOCK ABSORBING AND COMPOSED THROUGHOUT A SUBSTANTIAL PORTION OF THE LENGTH THEREOF AT LEAST IN PART OF A RESILIENT ELASTOMER COMPOUND.
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |