Patent US1926398A successfully refreshed from Google Patents.
US1926398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination low and high pressure grease gun
Assignee: Aro Equipment Corp
•
Filing: 1932-06-13
•
Granted: 1933-09-12
•
Expires: 1952-06-13
Abstract
No abstract record available.
Inventors
- 👤 Iver B Nielsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:40
CPC Classifications
F; F16; F16N; F16N3/00; F16N3/10; F16N3/12; F16N13/00; F16N13/02; F16N13/06; F16N13/16
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) | 1936-09-11 | 1937-03-13 | 1937-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-09-11 | 1941-03-13 | 1941-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-09-11 | 1945-03-13 | 1945-09-12 | $7700.00 | Window Closed / Lapsed |