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Patent US2826867A successfully refreshed from Google Patents.
US2826867A
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US
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Vacuum settle and counterblow apparatus for bottle making machines
Assignee: OI Glass Inc
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Filing: 1955-07-18
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Granted: 1958-03-18
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Expires: 1975-07-18
Abstract
No abstract record available.
Inventors
- 👤 Jr John O Nava
- 👤 Angelo J Buffone
- 👤 Grinnen Kenneth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:57
CPC Classifications
C; C03; C03B; C03B9/00; C03B9/30; C03B9/36; C03B9/3654; C03B9/13; C03B9/14; C03B9/16; C03B9/165; C03B9/3627; C03B9/3636; C03B9/3645
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) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |