Patent US1970200A successfully refreshed from Google Patents.
US1970200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Therapeutical bed-pad
Assignee: Individual
•
Filing: 1932-09-12
•
Granted: 1934-08-14
•
Expires: 1952-09-12
Abstract
No abstract record available.
Inventors
- 👤 Short Winifred Margaret
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:40
CPC Classifications
A; A61; A61F; A61F7/00; A61F7/02; A61F2007/0054; Y; Y10; Y10S; Y10S165/00; Y10S165/044; Y10S165/047; Y10S165/049
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1937-08-13 | 1938-02-12 | 1938-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-08-13 | 1942-02-12 | 1942-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-08-13 | 1946-02-12 | 1946-08-14 | $7700.00 | Window Closed / Lapsed |