US2677443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door construction
Assignee: VIRGINIA METAL PRODUCTS Inc
•
Filing: 1948-01-09
•
Granted: 1954-05-04
•
Expires: 1968-01-09
Abstract
No abstract record available.
Inventors
- 👤 Kottick Hyman William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:31
CPC Classifications
E; E05; E05C; E05C1/00; E05C1/08; E05C1/12; E05C1/16; E05C1/163; Y; Y10; Y10T; Y10T292/00; Y10T292/62; Y10T70/00; Y10T70/80; Y10T70/8432; Y10T70/8459; Y10T70/8541
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1323753A
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USRE21025E
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US978300A
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US1574493A
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US1759374A
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US1938112A
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US1917871A
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US2013412A
Cited
US2004510A
Cited
US1981289A
Cited
US2180371A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-03 | 1957-11-02 | 1958-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-03 | 1961-11-02 | 1962-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-03 | 1965-11-02 | 1966-05-04 | $7700.00 | Window Closed / Lapsed |