US1603221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making glass
Assignee: General Electric Co
•
Filing: 1924-01-25
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Granted: 1926-10-12
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Expires: 1944-01-25
Abstract
No abstract record available.
Inventors
- 👤 Thomson Elihu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:41
CPC Classifications
C; C03; C03B; C03B5/00; C03B5/16; C03B5/26; C03B19/00; C03B19/02; C03B5/02; C03B5/021; C03B5/033; C03B5/0336; C03B5/18; C03B5/187
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1929-10-11 | 1930-04-12 | 1930-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-10-11 | 1934-04-12 | 1934-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-10-11 | 1938-04-12 | 1938-10-12 | $7700.00 | Window Closed / Lapsed |