US2137489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper towel dispensing device
Assignee: Individual
•
Filing: 1935-05-25
•
Granted: 1938-11-22
•
Expires: 1955-05-25
Abstract
No abstract record available.
Inventors
- 👤 Leo M Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:06
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/24; A47K10/32; A47K10/34; A47K10/36; A47K10/3631; A47K10/3637; A47K2010/3675; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2174; Y10T83/444; Y10T83/4443; Y10T83/4564; Y10T83/4567; Y10T83/4569; Y10T83/4597; Y10T83/4599
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) | 1941-11-21 | 1942-05-23 | 1942-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-11-21 | 1946-05-23 | 1946-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-11-21 | 1950-05-23 | 1950-11-22 | $7700.00 | Window Closed / Lapsed |