Patent US2070468A successfully refreshed from Google Patents.
Patent US3701615A successfully refreshed from Google Patents.
US3701615A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire vulcanizing machine
Assignee: HOLMES Mfg AND EQUIPMENT Ltd M
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Filing: 1971-04-06
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Granted: 1972-10-31
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Expires: 1991-04-06
Abstract
Abstract A DEVICE FOR TREATING PNEUMATIC TIRES INCLUDES A PAIR OF RELATIVELY MOVEABLE MOLD SECTIONS AND A MEANS TO OPEN, CLOSE AND LOCK THE SECTIONS IN A CLOSED POSITION. A TIREINFLATING MECHANISM IS ALSO INCLUDED COMPRISING A FLEXIBLE TIRE INSERT AND A PAIR OF RELATIVELY MOVEABLE PLATES, THE PLATES AND INSERT DEFININGS A SEALED CHAMBER, SAID PLATES HAVING MEANS TO RELEASE AIR-TRAPPED BETWEEN THE PLATES AND THE TIRE-INFLATING MEANS.
Inventors
- 👤 David John Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:59
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/0601
Claims Analysis
Total Claims: 0
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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) | 1975-10-31 | 1976-05-01 | 1976-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-31 | 1980-05-01 | 1980-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-31 | 1984-05-01 | 1984-10-31 | $7700.00 | Window Closed / Lapsed |