Patent FR1028668A successfully refreshed from Google Patents.
Patent US1307857A successfully refreshed from Google Patents.
US1307857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Herbert frood
Assignee: —
•
Filing: —
•
Granted: 1919-06-24
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Expires: 1936-06-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:15
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/02; C09D5/024; C09D5/027; B; B82; B82Y; B82Y30/00; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10S428/921
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) | 1922-06-23 | 1922-12-23 | 1923-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-06-23 | 1926-12-23 | 1927-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-06-23 | 1930-12-23 | 1931-06-24 | $7700.00 | Window Closed / Lapsed |