US3510446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire-preventive structural matrix and process of making the same
Assignee: Dynamit Nobel AG
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Filing: 1968-05-16
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Granted: 1970-05-05
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Expires: 1988-05-16
Abstract
No abstract record available.
Inventors
- 👤 Hans Junger
- 👤 Franz Weissenfels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:22
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/24; C04B28/26; C04B26/00; C04B26/02; C04B26/10; C04B26/12; C04B26/30; C08; C08G; C08G8/00; C08G8/28; C08G8/36; C08K; C08K5/00; C08K5/55; C08K7/00; C08K7/22; E; E04; E04B; E04B1/00; E04B1/62; E04B1/92; E04B1/94; C04B2111/00; C04B2111/20; C04B2111/28; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10T; Y10T428/00; Y10T428/25; Y10T428/251; Y10T428/259
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2163678A
Cited
US2623866A
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US3002857A
Cited
GB798915A
Cited
US2956893A
Cited
US3024215A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |