US2875557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for surfacing glass
Assignee: ST ANONYME DES MANUFACTURES DE
•
Filing: 1955-08-12
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Granted: 1959-03-03
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Expires: 1975-08-12
Abstract
No abstract record available.
Inventors
- 👤 Heymes Pierre Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:06
CPC Classifications
B; B24; B24B; B24B7/00; B24B7/20; B24B7/22; B24B7/24; B24B7/247
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1729498A
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US1705918A
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US1783960A
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US1962767A
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US2241351A
Cited
US2320377A
Cited
US2412141A
Cited
US2673423A
Cited
US2690034A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |