US2641248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable baby incubator
Assignee: GORDON ARMSTRONG Co Inc
•
Filing: 1950-07-12
•
Granted: 1953-06-09
•
Expires: 1970-07-12
Abstract
No abstract record available.
Inventors
- 👤 Armstrong Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:49
CPC Classifications
A; A61; A61G; A61G11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1933733A
Cited
US2314850A
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US2353536A
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US2417962A
Cited
US2508050A
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US2470721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |