US2887329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric universal joint with unitary locking means
Assignee: Individual
•
Filing: 1956-11-05
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Granted: 1959-05-19
•
Expires: 1976-11-05
Abstract
No abstract record available.
Inventors
- 👤 Blakely John Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:44
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/08; F; F16; F16C; F16C11/00; F16C11/04; F16C11/10; F16C11/103; F16C11/106; F21; F21V; F21V21/00; F21V21/14; F21V21/26; Y; Y10; Y10S; Y10S285/00; Y10S285/907; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32319
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-18 | 1962-11-17 | 1963-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-18 | 1966-11-17 | 1967-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-18 | 1970-11-17 | 1971-05-19 | $7700.00 | Window Closed / Lapsed |