Patent US1900391A successfully refreshed from Google Patents.
US1900391A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sleeve construction
Assignee: Individual
•
Filing: 1931-04-06
•
Granted: 1933-03-07
•
Expires: 1951-04-06
Abstract
No abstract record available.
Inventors
- 👤 Slanger Leopold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:50
CPC Classifications
A; A41; A41D; A41D27/00; A41D27/10; Y; Y10; Y10S; Y10S2/00; Y10S2/04
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) | 1936-03-06 | 1936-09-05 | 1937-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-03-06 | 1940-09-05 | 1941-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-03-06 | 1944-09-05 | 1945-03-07 | $7700.00 | Window Closed / Lapsed |