US1215595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-locking junction-box coupling.
Assignee: Individual
•
Filing: 1915-08-13
•
Granted: 1917-02-13
•
Expires: 1935-08-13
Abstract
No abstract record available.
Inventors
- 👤 Alvin W Weikert
- 👤 James Pettibone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:10
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/06; H02G3/0616; F; F16; F16B; F16B2/00; F16B2/02; F16B2/06; F16B2/08; F16B2200/00; F16B2200/20; Y; Y10; Y10S; Y10S285/00; Y10S285/921
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) | 1920-02-13 | 1920-08-14 | 1921-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-02-13 | 1924-08-14 | 1925-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-02-13 | 1928-08-14 | 1929-02-13 | $7700.00 | Window Closed / Lapsed |