US3450147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-limiting device for tires
Assignee: DONALD A WEBB
•
Filing: 1966-11-29
•
Granted: 1969-06-17
•
Expires: 1986-11-29
Abstract
No abstract record available.
Inventors
- 👤 Donald A Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:16
CPC Classifications
B; B60; B60C; B60C23/00; B60C23/02; B60C23/04; B60C23/0491; B60C23/0496; B60C29/00; B60C29/06; B60C29/068; Y; Y10; Y10T; Y10T137/00; Y10T137/3584; Y10T137/36; Y10T137/3646; Y10T137/3709
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1156328A
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US1269694A
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US1434708A
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US1772107A
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US1738621A
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US1724063A
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US1857382A
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US1934572A
Cited
US2690757A
Cited
US2954796A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |