Patent US3346775A successfully refreshed from Google Patents.
US3346775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Components for making structures comprising electrical circuits
Assignee: Interlego AG
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Filing: 1966-06-14
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Granted: 1967-10-10
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Expires: 1986-06-14
Abstract
No abstract record available.
Inventors
- 👤 Christiansen Godtfred Kirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:20
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/02; A; A63; A63H; A63H33/00; A63H33/04; A63H33/042; A63H33/06; A63H33/08; A63H33/086; H05K1/00; H05K1/02; H05K1/0286; H01; H01R; H01R9/00; H01R9/22; H01R9/28; H05K1/0284; H05K1/14; H05K2201/00; H05K2201/09; H05K2201/09818; H05K2201/09972; H05K2201/10; H05K2201/10227; H05K2201/10333
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A TOY BUILDING SET HAVING A PLURALITY OF BLOCKS, EACH BLOCK HAVING A HOLLOW PARALLELPIPED BODY OPEN AT ONE FACE, A BOTTOM AND FOUR SIDE WALLS DEFINING A CAVITY, AT LEAST ONE PRIMARY PROJECTION EXTENDING NORMALLY OUTWARDLY FROM SAID BOTTOM, AT LEAST ONE SECONDARY PROJECTION WITHIN SAID CAVITY, THE POSITION OF SAID SECOND PROJECTION RELATIVE TO THE WALLS BEING SUCH THAT A PRIMARY PROJECTION OF A BLOCK CAN BE CLAMPED BETWEEN AT LEAST ONE SIDE WALL AND AT LEAST ONE SECONDARY PROJECTION OF ANOTHER SIMILAR BLOCK THE IMPROVEMENT WHEREIN AT LEAST ONE PRIMARY PROJECTION IS ELECTRICALLY CONDUCTIVE AND AT LEAST ONE ELECTRICAL COMPONENT IS LOCATED IN THE CAVITY OF SAID BLOCKS AND ELECTRICALLY CONNECTED WITH SAID CONDUCTIVE PRIMARY PROJECTION.
Claim 2
Dependent Claim
120 words
IN A TOY BUILDING SET HAVING A PLURALITY OF BLOCKS, EACH BLOCK HAVING A HOLLOW PARALLELPIPED BODY OPEN AT ONE FACE, A BOTTOM AND FOUR SIDE WALLS DEFINING A CAVITY, AT LEAST ONE PRIMARY PROJECTION EXTENDING NORMALLY OUTWARDLY FROM SAID BOTTOM, AT LEAST ONE SECONDARY PROJECTION WITHIN SAID CAVITY, THE POSITION OF SAID SECOND PROJECTION RELATIVE TO THE WALLS BEING SUCH THAT A PRIMARY PROJECTION OF A BLOCK CAN BE CLAMPED BETWEEN AT LEAST ONE SIDE WALL AND AT LEAST ONE SECONDARY PROJECTION OF ANOTHER SIMILAR BLOCK THE IMPROVEMENT WHEREIN AT LEAST ONE PRIMARY PROJECTION IS ELECTRICALLY CONDUCTIVE AND AT LEAST ONE ELECTRICAL COMPONENT IS LOCATED IN THE CAVITY OF SAID BLOCKS AND ELECTRICALLY CONNECTED WITH SAID CONDUCTIVE PRIMARY PROJECTION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |