US1381072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable hinge
Assignee: Individual
•
Filing: 1920-11-05
•
Granted: 1921-06-07
•
Expires: 1940-11-05
Abstract
No abstract record available.
Inventors
- 👤 John H Kerstetter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:28
CPC Classifications
E; E05; E05D; E05D7/00; E05D7/04; E05D7/0415; E05D7/0423; E05D11/00; E05D11/0018; E05D11/0027; E05D2007/0484; E05D2011/0045; E05D5/00; E05D5/02; E05D5/04; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
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) | 1924-06-06 | 1924-12-06 | 1925-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-06-06 | 1928-12-06 | 1929-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-06-06 | 1932-12-06 | 1933-06-07 | $7700.00 | Window Closed / Lapsed |