US1404155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of intermittently operating apparatus
Assignee: Individual
•
Filing: 1916-07-19
•
Granted: 1922-01-17
•
Expires: 1936-07-19
Abstract
No abstract record available.
Inventors
- 👤 Littlefield Edgar Earle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:30
CPC Classifications
E; E03; E03D; E03D5/00; E03D5/10; E03D5/105; Y; Y10; Y10S; Y10S4/00; Y10S4/03; Y10S4/09; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0324; Y10T137/0329; Y10T137/034; Y10T137/2496; Y10T137/2499
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) | 1925-01-16 | 1925-07-18 | 1926-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-01-16 | 1929-07-18 | 1930-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-01-16 | 1933-07-18 | 1934-01-17 | $7700.00 | Window Closed / Lapsed |