US2513268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber-resin composite product
Assignee: Owens Corning
•
Filing: 1944-12-30
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Granted: 1950-06-27
•
Expires: 1964-12-30
Abstract
No abstract record available.
Inventors
- 👤 Steinman Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:02
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/24; C04B26/00; C04B26/02; C08; C08K; C08K7/00; C08K7/02; C08K7/04; C08K7/14; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2311613A
Cited
US2215048A
Cited
US2308495A
Cited
US2320536A
Cited
US2322310A
Cited
US2394642A
Cited
US2409633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-26 | 1953-12-26 | 1954-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-26 | 1957-12-26 | 1958-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-26 | 1961-12-26 | 1962-06-27 | $7700.00 | Window Closed / Lapsed |