US1358830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound-absorbing and heat-insulating material, and process for making the same
Assignee: HARRY B NASSOIT
•
Filing: 1920-03-01
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Granted: 1920-11-16
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Expires: 1940-03-01
Abstract
No abstract record available.
Inventors
- 👤 Comerma John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:01
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/02; C04B20/00; C04B20/10; C04B20/1055; C04B20/1077; C04B28/04; C04B2111/00; C04B2111/52; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/91
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) | 1923-11-16 | 1924-05-17 | 1924-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-11-16 | 1928-05-17 | 1928-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-11-16 | 1932-05-17 | 1932-11-16 | $7700.00 | Window Closed / Lapsed |