US2499227A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control mechanism for stud securing apparatus
Assignee: Johns Manville Corp
•
Filing: 1947-10-29
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Granted: 1950-02-28
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Expires: 1967-10-29
Abstract
No abstract record available.
Inventors
- 👤 William S Miles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:07
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/08; B25C1/10; B25C1/18; B25C1/188; B25C1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1466968A
Cited
US1984117A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-27 | 1953-08-29 | 1954-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-27 | 1957-08-29 | 1958-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-27 | 1961-08-29 | 1962-02-28 | $7700.00 | Window Closed / Lapsed |