US3529463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for testing battery casings for leaks
Assignee: Globe Union Inc
•
Filing: 1968-11-14
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Granted: 1970-09-22
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Expires: 1988-11-14
Abstract
No abstract record available.
Inventors
- 👤 Daniel Orlando
- 👤 Walter Carl Kirchberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:08
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/42; H01M10/4285; G; G01; G01M; G01M3/00; G01M3/02; G01M3/26; G01M3/32; G01M3/3236; H01M10/4228; Y; Y02; Y02E; Y02E60/00; Y02E60/10
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) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |