US3310271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apertured display board and hardware therefor
Assignee: Individual
•
Filing: 1965-10-15
•
Granted: 1967-03-21
•
Expires: 1985-10-15
Abstract
No abstract record available.
Inventors
- 👤 Leonard H King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:04
CPC Classifications
A; A47; A47F; A47F5/00; A47F5/08; A47F5/0807; A47F5/0815
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
AN IMPROVED APERTURED BOARD FOR USE WITH REMOVABLE, ARTICLE SUPPORTING HOOKS, SAID APERTURED BOARD COMPRISING A PLURALITY OF ELONGATED, NONCIRCULAR APERTURES HAVING A LENGTH DIMENSION GREATER THAN A WIDTH DIMENSION, THE APERTURES BEING ARRAYED IN A REPETITIVE PATTERN, EACH OF THE APERTURES BEING DEFINED BY A PAIR OF SPACED, ARCUATE SIDE WALLS AND A PAIR OF SPACED, ARCUATE END WALLS, SAID
Claim 2
Dependent Claim
61 words
AN IMPROVED APERTURED BOARD FOR USE WITH REMOVABLE, ARTICLE SUPPORTING HOOKS, SAID APERTURED BOARD COMPRISING A PLURALITY OF ELONGATED, NONCIRCULAR APERTURES HAVING A LENGTH DIMENSION GREATER THAN A WIDTH DIMENSION, THE APERTURES BEING ARRAYED IN A REPETITIVE PATTERN, EACH OF THE APERTURES BEING DEFINED BY A PAIR OF SPACED, ARCUATE SIDE WALLS AND A PAIR OF SPACED, ARCUATE END WALLS, SAID
References Cited (Backward Citations)
DE1074830B
Cited
US1140940A
Cited
US2470878A
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US327939A
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US1350632A
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US1510978A
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US1637047A
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US1867206A
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US1877343A
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US2621807A
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US2790616A
Cited
US2904300A
Cited
US2942364A
Cited
US2987289A
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US2974918A
Cited
FR1198814A
Cited
US2965346A
Cited
US3037733A
Cited
US3190599A
Cited
US3180606A
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US3191777A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |