US2007374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acoustical roof deck
Assignee: United States Gypsum Co
•
Filing: 1932-07-25
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Granted: 1935-07-09
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Expires: 1952-07-25
Abstract
No abstract record available.
Inventors
- 👤 Kuehne William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:54
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04D; E04D13/00; E04D13/16; E04D13/1606; E04D13/1643; E04B2001/8245; E04B2001/8263; E04B1/84; E04B2001/8423; E04B2001/8433; E04B2001/8442; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49922
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) | 1938-07-08 | 1939-01-07 | 1939-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-07-08 | 1943-01-07 | 1943-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-07-08 | 1947-01-07 | 1947-07-09 | $7700.00 | Window Closed / Lapsed |