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US798804A
Expired / Lapsed
US
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Heat-insulator.
Assignee: Individual
•
Filing: 1904-12-17
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Granted: 1905-09-05
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Expires: 1924-12-17
Abstract
No abstract record available.
Inventors
- 👤 Emil Kunz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:48
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/1703; B29C45/1704; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10T; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24628; Y10T428/24661; Y10T428/24669; Y10T428/24694; Y10T428/24711; Y10T428/24744
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) | 1908-09-04 | 1909-03-06 | 1909-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-09-04 | 1913-03-06 | 1913-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-09-04 | 1917-03-06 | 1917-09-05 | $7700.00 | Window Closed / Lapsed |