Patent US3367441A successfully refreshed from Google Patents.
US3367441A
Expired / Lapsed
US
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Unitized battery case and counterweight
Assignee: Allis Chalmers Corp
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Filing: 1966-04-01
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Granted: 1968-02-06
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Expires: 1986-04-01
Abstract
No abstract record available.
Inventors
- 👤 Frank C Schuster
- 👤 Paul J Scribner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:04
CPC Classifications
B; B62; B62D; B62D49/00; B62D49/08; B62D49/085; B60; B60K; B60K1/00; B60K1/04; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/07513; B66F9/07531; B66F9/07554
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) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |