US1816331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laundry sorting and assembling device
Assignee: Individual
•
Filing: 1929-07-20
•
Granted: 1931-07-28
•
Expires: 1949-07-20
Abstract
No abstract record available.
Inventors
- 👤 Kruschwitz William Fredrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:03
CPC Classifications
D; D06; D06F; D06F93/00; Y; Y10; Y10S; Y10S209/00; Y10S209/937; Y10S209/942
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) | 1934-07-27 | 1935-01-26 | 1935-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-07-27 | 1939-01-26 | 1939-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-07-27 | 1943-01-26 | 1943-07-28 | $7700.00 | Window Closed / Lapsed |