Patent US2575764A successfully refreshed from Google Patents.
US2575764A
Expired / Lapsed
US
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Air-filled upholstery and method of manufacture
Assignee: Individual
•
Filing: 1947-04-10
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Granted: 1951-11-20
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Expires: 1967-04-10
Abstract
No abstract record available.
Inventors
- 👤 Hans G Morner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:51
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/08; A47C27/081; Y; Y10; Y10S; Y10S297/00; Y10S297/03; Y10S5/00; Y10S5/932; Y10T; Y10T428/00; Y10T428/23; Y10T428/234; Y10T428/24; Y10T428/24628; Y10T428/24661
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US802526A
Cited
US1498975A
Cited
US1625582A
Cited
US2262493A
Cited
US2354714A
Cited
US2392695A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |