US3597279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy with battery holder
Assignee: Mattel Inc
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Filing: 1969-03-24
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Granted: 1971-08-03
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Expires: 1989-03-24
Abstract
Abstract IN AN ELECTRIC TOY, GAME, NOVELTY OR AMUSEMENT DEVICE UTILIZING A MINIATURE SELF-CONTAINED RECHARGEABLE OR EXTENDED LIFE BATTERY OR CELL AS ITS SOURCE OF POWER, AN ENERGY ABSORBING MATERIAL IS DISPOSED ADJACENT TO THE BATTERY OR CELL TO PREVENT DAMAGE TO THE DEVICE OR ACCESS TO THE ELECTROLYTE IN THE EVENT OF A SWELLING OR SEPARATING OF THE BATTERY OR CELL.
Inventors
- 👤 Harvey W La Branche
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:55
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/20; H01M50/204; H01M50/207; H01M50/216; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-02 | 1975-02-01 | 1975-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-02 | 1979-02-01 | 1979-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-02 | 1983-02-01 | 1983-08-03 | $7700.00 | Window Closed / Lapsed |