US3336064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid anti-freeze dispensing traction increasing device
Assignee: Edwin L Wiegand Co
•
Filing: 1965-07-27
•
Granted: 1967-08-15
•
Expires: 1985-07-27
Abstract
No abstract record available.
Inventors
- 👤 Walter J Dzaack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:31
CPC Classifications
B; B60; B60B; B60B39/00; B60B39/02; B60B39/021; B60B39/023; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10279
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |