Patent US3039109A successfully refreshed from Google Patents.
US3039109A
Expired / Lapsed
US
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Lining for safety helmets
Assignee: Exide Technologies LLC
•
Filing: 1958-10-16
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Granted: 1962-06-19
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Expires: 1978-10-16
Abstract
No abstract record available.
Inventors
- 👤 Jack N Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:31
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/10; A42B3/12; A42B3/121
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1833708A
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US2236662A
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US2239946A
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US2618780A
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US2664567A
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US2774447A
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US2759186A
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US2768919A
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US2875861A
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US2801423A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |