US2908591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing structural parts of a combination of glass and plastics
Assignee: Schott AG
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Filing: 1957-03-11
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Granted: 1959-10-13
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Expires: 1977-03-11
Abstract
No abstract record available.
Inventors
- 👤 Sack Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:06
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/58; B29C70/585; B29C70/04; B29C70/26; C; C03; C03B; C03B19/00; C04; C04B; C04B41/00; C04B41/45; C04B41/46; C04B41/48; C04B41/4826; E; E04; E04C; E04C2/00; E04C2/54; Y; Y10; Y10S; Y10S215/00; Y10S215/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |