Patent US2563735A successfully refreshed from Google Patents.
US2563735A
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US
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Securing means for partition studs
Assignee: Individual
•
Filing: 1946-11-02
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Granted: 1951-08-07
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Expires: 1966-11-02
Abstract
No abstract record available.
Inventors
- 👤 Alvan C Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:02
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/74; E04B2/76; F; F16; F16B; F16B7/00; F16B7/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US642011A
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US756749A
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US1358687A
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US1681340A
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US2040374A
Cited
US2308242A
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US2379752A
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US2375409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |