US2860388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hollow core flush door
Assignee: MORGAN Co OF WISCONSIN
•
Filing: 1953-05-20
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Granted: 1958-11-18
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Expires: 1973-05-20
Abstract
No abstract record available.
Inventors
- 👤 Arthur B Chapman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:05
CPC Classifications
B; B27; B27D; B27D1/00; B27D1/04; B27D1/06; E; E06; E06B; E06B3/00; E06B3/70; E06B3/7015; E06B2003/7059; E06B2003/7061; E06B2003/7071; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24174; Y10T428/24182
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE498545A
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NL43294C
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US1876772A
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US2020044A
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FR46248E
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US2385352A
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US2622999A
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US2618302A
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FR1013087A
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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) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |