US3109716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lamellar metal structure
Assignee: Owens Corning
•
Filing: 1957-07-22
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Granted: 1963-11-05
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Expires: 1977-07-22
Abstract
No abstract record available.
Inventors
- 👤 Slayter Games
- 👤 Robert M Woodward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:26
CPC Classifications
C; C22; C22C; C22C32/00; C22C32/001; C22C32/0015; C22C32/0021; B; B22; B22F; B22F7/00; B22F7/02; B22F7/04; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/932; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12069; Y10T428/12493; Y10T428/12639; Y10T428/12646; Y10T428/12771; Y10T428/12861; Y10T428/12875
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |