US1910703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal insulation
Assignee: Individual
•
Filing: 1932-08-17
•
Granted: 1933-05-23
•
Expires: 1952-08-17
Abstract
No abstract record available.
Inventors
- 👤 Grand Joseph M Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:54
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06; E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/76; E04B1/7654; E04B1/78; E04B1/80; E04B1/806; F25D2201/00; F25D2201/10; F25D2201/12; F25D2201/128; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12201; Y10T428/12229; Y10T428/12264; Y10T428/12493; Y10T428/12687; Y10T428/12694; Y10T428/24; Y10T428/24628; Y10T428/24669; Y10T428/24694; Y10T428/24711
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) | 1936-05-22 | 1936-11-21 | 1937-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-05-22 | 1940-11-21 | 1941-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-05-22 | 1944-11-21 | 1945-05-23 | $7700.00 | Window Closed / Lapsed |