US1998356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knife handle and method of making same
Assignee: Individual
•
Filing: 1933-02-21
•
Granted: 1935-04-16
•
Expires: 1953-02-21
Abstract
No abstract record available.
Inventors
- 👤 Richard D Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:55
CPC Classifications
B; B29; B29C; B29C67/00; B29C67/0014; B29C55/00; B29C55/22; B29C55/24; B29C63/00; B29C63/38; B29C63/42; Y; Y10; Y10S; Y10S174/00; Y10S174/08; Y10S264/00; Y10S264/66; Y10S285/00; Y10S285/919; Y10S29/00; Y10S29/035; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981; Y10T29/49812; Y10T29/49826; Y10T29/49863; Y10T29/49865
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) | 1938-04-15 | 1938-10-15 | 1939-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-04-15 | 1942-10-15 | 1943-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-04-15 | 1946-10-15 | 1947-04-16 | $7700.00 | Window Closed / Lapsed |