US3200858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for filling and removal of dry ballast
Assignee: Frank G Hough Co
•
Filing: 1961-12-18
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Granted: 1965-08-17
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Expires: 1981-12-18
Abstract
No abstract record available.
Inventors
- 👤 Keith W Kampert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:55
CPC Classifications
B; B60; B60C; B60C29/00; B60C29/06; B60C29/062; B60C5/00; B60C5/004; B60C5/005; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
79 words
A DEVICE FOR FILLING A PNEUMATIC TIRE WITH A DRY BALLAST, SAID TIRE HAVING A CASING SUPPORTED ON A RIM AND FORMING THEREWITH AN ENCLOSED CHAMBER, SAID DEVICE COMPRISING AN INTAKE FITTING AND AN OUTLET FITTING MOUNTED ON SAID RIM IN CLOSELY SPACED APART RELATIONSHIP, AN INTAKE AND AN OUTLET CONDUIT EACH BEING FLEXIBLE AND HAVING A FIRST PORTION AND A SECOND PORTION, THE FIRST PORTION OF SAID INTAKE AND OUTLET CONDUITS BEING CONNECTED TO SAID INTAKE AND OUTLET
References Cited (Backward Citations)
CA554046A
Cited
US2581914A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |