Patent US2849932A successfully refreshed from Google Patents.
US2849932A
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Method and apparatus for making filter rods
Assignee: PETER J SCHWEITZER Inc
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Filing: 1955-01-31
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Granted: 1958-09-02
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Expires: 1975-01-31
Abstract
No abstract record available.
Inventors
- 👤 Marogg Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:00
CPC Classifications
A; A24; A24D; A24D3/00; A24D3/02; A24D3/0204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2045539A
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US661295A
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US1871151A
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US1964874A
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US2039298A
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US2164702A
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US2195201A
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US2699098A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |