US1304102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
routledge
Assignee: —
•
Filing: —
•
Granted: 1919-05-20
•
Expires: 1936-05-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:00
CPC Classifications
B; B64; B64C; B64C11/00; B64C11/16; B64C11/20; B64C11/22; B64C11/02; B64C11/04; B64C11/08; B64C11/10; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/72
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) | 1922-05-19 | 1922-11-18 | 1923-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-05-19 | 1926-11-18 | 1927-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-05-19 | 1930-11-18 | 1931-05-20 | $7700.00 | Window Closed / Lapsed |