Patent US2616719A successfully refreshed from Google Patents.
US2616719A
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Convertible baby carriage
Assignee: AMERICAN CARRY PRODUCTS COMPAN
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Filing: 1951-01-02
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Granted: 1952-11-04
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Expires: 1971-01-02
Abstract
No abstract record available.
Inventors
- 👤 Robert C Heideman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:27
CPC Classifications
B; B62; B62B; B62B7/00; B62B7/04; B62B7/06; B62B7/10; B62B2205/00; B62B2205/06; Y; Y10; Y10T; Y10T292/00; Y10T292/28; Y10T292/285; Y10T292/288; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32426; Y10T403/32442
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |