US1340316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making lubricants
Assignee: Individual
•
Filing: 1914-10-06
•
Granted: 1920-05-18
•
Expires: 1934-10-06
Abstract
No abstract record available.
Inventors
- 👤 Christopher H Bierbaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:37
CPC Classifications
C; C10; C10M; C10M103/00; C10M103/02; C10M2201/00; C10M2201/02; C10M2201/04; C10M2201/041; C10M2201/042; C10M2203/00; C10M2203/10
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) | 1923-05-18 | 1923-11-17 | 1924-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-05-18 | 1927-11-17 | 1928-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-05-18 | 1931-11-17 | 1932-05-18 | $7700.00 | Window Closed / Lapsed |