US3295227A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Educational device
Assignee: Individual
•
Filing: 1964-09-18
•
Granted: 1967-01-03
•
Expires: 1984-09-18
Abstract
No abstract record available.
Inventors
- 👤 Suchman Joseph Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:59
CPC Classifications
G; G09; G09B; G09B19/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
AN EDUCATIONAL DEVICE FOR USE BY A TEACHER AND AN OPERATOR WHICH COMPRISES: A BASE; SUPPORTING MEANS ADAPTED TO BE CONNECTED TO SAID BASE; A PLURALITY OF MECHANICAL ELEMENTS, AT LEAST SOME OF WHICH ARE POSITIONALLY MOVABLE WITH RESPECT TO EACH OTHER, ADAPTED TO BE INTERCONNECTED WITH ONE ANOTHER AND TO BE SUPPORTED BY SAID SUPPORTING MEANS IN A PLURALITY OF WAYS TO FORM A MECHANICAL LINKAGE, ALL IN A PREDETERMINED WAY SELECTED FROM AMONG SAID PLURALITY OF WAYS BY THE TEACHER WHO EMPLOYS THE DEVICE; AND MEANS FOR AT LEAST PARTIALLY CONCEALING THE INTERCONNECTED ASSEMBLAGE OF ELEMENTS AND THEIR LINKAGE FROM THE OPERATOR.
Claim 2
Dependent Claim
104 words
AN EDUCATIONAL DEVICE FOR USE BY A TEACHER AND AN OPERATOR WHICH COMPRISES: A BASE; SUPPORTING MEANS ADAPTED TO BE CONNECTED TO SAID BASE; A PLURALITY OF MECHANICAL ELEMENTS, AT LEAST SOME OF WHICH ARE POSITIONALLY MOVABLE WITH RESPECT TO EACH OTHER, ADAPTED TO BE INTERCONNECTED WITH ONE ANOTHER AND TO BE SUPPORTED BY SAID SUPPORTING MEANS IN A PLURALITY OF WAYS TO FORM A MECHANICAL LINKAGE, ALL IN A PREDETERMINED WAY SELECTED FROM AMONG SAID PLURALITY OF WAYS BY THE TEACHER WHO EMPLOYS THE DEVICE; AND MEANS FOR AT LEAST PARTIALLY CONCEALING THE INTERCONNECTED ASSEMBLAGE OF ELEMENTS AND THEIR LINKAGE FROM THE OPERATOR.
References Cited (Backward Citations)
US731309A
Cited
US1789896A
Cited
US2108430A
Cited
US2396382A
Cited
US2709318A
Cited
US2885793A
Cited
US2952081A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |