Patent US1939004A successfully refreshed from Google Patents.
US1939004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air, moisture, and sound proof material
Assignee: Philip Carey Manufacturing Co
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Filing: 1919-11-08
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Granted: 1933-12-12
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Expires: 1939-11-08
Abstract
No abstract record available.
Inventors
- 👤 Fischer Albert Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:22
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/66; Y; Y10; Y10S; Y10S24/00; Y10S24/11; Y10S446/00; Y10S446/901; Y10T; Y10T428/00; Y10T428/14; Y10T428/1471; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331; Y10T428/24777
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) | 1936-12-11 | 1937-06-12 | 1937-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-12-11 | 1941-06-12 | 1941-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-12-11 | 1945-06-12 | 1945-12-12 | $7700.00 | Window Closed / Lapsed |