Patent US1941264A successfully refreshed from Google Patents.
US1941264A
Expired / Lapsed
US
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Operating handle for articulated bedsprings
Assignee: Frank A Hall & Sons
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Filing: 1933-04-24
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Granted: 1933-12-26
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Expires: 1953-04-24
Abstract
No abstract record available.
Inventors
- 👤 Mcintosh Burtnett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:05
CPC Classifications
A; A47; A47C; A47C20/00; A47C20/08; A47C20/04; A47C20/042; A47C20/043; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20744; Y10T74/20756; Y10T74/20762
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1936-12-25 | 1937-06-26 | 1937-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-12-25 | 1941-06-26 | 1941-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-12-25 | 1945-06-26 | 1945-12-26 | $7700.00 | Window Closed / Lapsed |