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US2698501A
Expired / Lapsed
US
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Apparatus for bending linear glass tubing
Assignee: GTE Sylvania Inc
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Filing: 1950-12-13
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Granted: 1955-01-04
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Expires: 1970-12-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Sandford C Peek
- 👤 Orrick H Biggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:35
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/04; C03B23/06; C03B23/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1493044A
Cited
US2146572A
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US2270152A
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US2494872A
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US2494923A
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US2611216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-03 | 1958-07-05 | 1959-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-03 | 1962-07-05 | 1963-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-03 | 1966-07-05 | 1967-01-04 | $7700.00 | Window Closed / Lapsed |