US3312115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stepping mechanism for car jack
Assignee: Individual
•
Filing: 1964-12-30
•
Granted: 1967-04-04
•
Expires: 1984-12-30
Abstract
No abstract record available.
Inventors
- 👤 Braselmann Ferdinand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:10
CPC Classifications
B; B66; B66F; B66F1/00; B66F1/02; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1553; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/2066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
IN A STEPPING MECHANISM FOR A JACK OR OTHER PURPOSES COMPRISING A BRACING BAR, AND CLAMPING PLATES EACH HAVING A BORE OF A DIAMETER LARGER THAN THAT OF SAID BAR, SAID BAR EXTENDING THROUGH SAID BORES IN SAID CLAMPING PLATES, THE OUTER EDGE PORTIONS OF THE WALL OF EACH BORE BEING OUT OF CONCENTRICITY WITH THE WALL OF EACH BORE AT
Claim 2
Dependent Claim
61 words
IN A STEPPING MECHANISM FOR A JACK OR OTHER PURPOSES COMPRISING A BRACING BAR, AND CLAMPING PLATES EACH HAVING A BORE OF A DIAMETER LARGER THAN THAT OF SAID BAR, SAID BAR EXTENDING THROUGH SAID BORES IN SAID CLAMPING PLATES, THE OUTER EDGE PORTIONS OF THE WALL OF EACH BORE BEING OUT OF CONCENTRICITY WITH THE WALL OF EACH BORE AT
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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) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |