US2706294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective headgear
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1952-01-15
•
Granted: 1955-04-19
•
Expires: 1972-01-15
Abstract
No abstract record available.
Inventors
- 👤 Dallas L Sprinkle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:53
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/10; A42B3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB350142A
Cited
US2184043A
Cited
GB530434A
Cited
US2384183A
Cited
US2342501A
Cited
US2432164A
Cited
US2634415A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-18 | 1958-10-18 | 1959-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-18 | 1962-10-18 | 1963-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-18 | 1966-10-18 | 1967-04-19 | $7700.00 | Window Closed / Lapsed |