Patent US3566535A successfully refreshed from Google Patents.
US3566535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Look-alive doll pivot joint
Assignee: Mattel Inc
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Filing: 1968-10-03
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Granted: 1971-03-02
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Expires: 1988-10-03
Abstract
Abstract A PIN JOINT FOR AN ARTICULATED TOY TO JOIN TWO BODY MEMBERS, INCLUDING A PIN WITH A SHARPENED TIP RIGIDLY SUPPORTED BY ONE BODY MEMBER, AND A DISC, DEFINING A CONE-SHAPED CAVITY, SUPPORTED BY THE OTHER BODY MEMBER. A TORSION SPRING, CONNECTED TO THE TWO BODY MEMBERS,A SPRING BIASES THE PIN INTO THE CAVITY WITH THE PIN''S TIP IN ENGAGEMENT WITH THE CONE''S VERTEX. THE TORSION SPRING IS USED TO PROVIDE PIVOTAL AND/OR ROTATIONAL RESTORING FORCES TO THE FIRST MEMBER, TO REPOSITIOIN IT IN ITS QUIESCENT POSITION, AFTER ITS POSITION IS DISTURBED BY FORCE APPLIED BY A PLAYING CHILD.
Inventors
- 👤 Elliot Handler
- 👤 John W Ryan
- 👤 Jurgis Sapkus
- 👤 Wallace H Shapero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:41
CPC Classifications
A; A63; A63H; A63H3/00; A63H3/36; A63H3/46
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) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |