US2911652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Camouflaging covering for military helmets
Assignee: Ekman & Brundin Fa
•
Filing: 1956-08-09
•
Granted: 1959-11-10
•
Expires: 1976-08-09
Abstract
No abstract record available.
Inventors
- 👤 Ekman Carl Oscar Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:26
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/003; F; F41; F41H; F41H3/00; Y; Y10; Y10S; Y10S428/00; Y10S428/919
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US270155A
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US914206A
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US1070459A
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US1646193A
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GB752347A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |