US2535762A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanism for adjusting the spacing of traction drive means for variable track vehicles
Assignee: Pest Control Ltd
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Filing: 1947-07-31
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Granted: 1950-12-26
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Expires: 1967-07-31
Abstract
No abstract record available.
Inventors
- 👤 Ernest T J Tapp
- 👤 Davey Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:56
CPC Classifications
B; B60; B60B; B60B35/00; B60B35/02; B60B35/10; B60B35/1072; B60B35/12; B60B35/14; B60K; B60K17/00; B60B2310/00; B60B2310/30; B60B2310/305; B60Y; B60Y2200/00; B60Y2200/20; B60Y2200/22; B60Y2200/25; B60Y2200/40; B60Y2200/43; Y; Y10; Y10S; Y10S180/00; Y10S180/906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |