Patent US5038240A successfully refreshed from Google Patents.
Patent US281267A successfully refreshed from Google Patents.
Patent US1636831A successfully refreshed from Google Patents.
US1636831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Setting tool for expansion shields
Assignee: Individual
•
Filing: 1922-10-31
•
Granted: 1927-07-26
•
Expires: 1942-10-31
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Ogden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:22
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/04; F16B13/06; F16B13/063; F16B13/066; F16B13/068; Y; Y10; Y10S; Y10S29/00; Y10S29/105; Y10T; Y10T29/00; Y10T29/53; Y10T29/53796; Y10T29/53848; Y10T29/53857; Y10T29/53861; Y10T29/53874; Y10T29/53891
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) | 1930-07-25 | 1931-01-24 | 1931-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-07-25 | 1935-01-24 | 1935-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-07-25 | 1939-01-24 | 1939-07-26 | $7700.00 | Window Closed / Lapsed |