Patent US3382024A successfully refreshed from Google Patents.
Patent US1306542A successfully refreshed from Google Patents.
US1306542A
Expired / Lapsed
US
⏱️ 0.0 years remaining
By hazel t
Assignee: —
•
Filing: —
•
Granted: 1919-06-10
•
Expires: 1936-06-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:35
CPC Classifications
H; H02; H02J; H02J3/00; H02J3/12; H02J3/14; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0213; H02J2105/00; H02J2105/50; H02J2105/51; Y; Y02; Y02B; Y02B70/00; Y02B70/30; Y02B70/3225; Y04; Y04S; Y04S20/00; Y04S20/20; Y04S20/222
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) | 1922-06-09 | 1922-12-09 | 1923-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-06-09 | 1926-12-09 | 1927-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-06-09 | 1930-12-09 | 1931-06-10 | $7700.00 | Window Closed / Lapsed |