US3516552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Article support system and fixture
Assignee: Masonite Corp
•
Filing: 1968-01-29
•
Granted: 1970-06-23
•
Expires: 1988-01-29
Abstract
No abstract record available.
Inventors
- 👤 Otto G Salava
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:46
CPC Classifications
A; A47; A47G; A47G29/00; A47G29/06; A47F; A47F5/00; A47F5/08; A47F5/0807; A47F5/0815
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2769553A
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FR1084577A
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US2943835A
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FR1226018A
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US2952343A
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US3198342A
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US3235218A
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US3191777A
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US3255987A
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US3289992A
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US3306564A
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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) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |