US2604127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary and reciprocating tool operating machine
Assignee: Individual
•
Filing: 1948-04-20
•
Granted: 1952-07-22
•
Expires: 1968-04-20
Abstract
No abstract record available.
Inventors
- 👤 Grzybowski John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:05
CPC Classifications
B; B27; B27C; B27C9/00; B27C9/04; B23; B23D; B23D51/00; B23D51/16; B23D51/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE23139E
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US101788A
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US174105A
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US326994A
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GB250379A
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US1656656A
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US2052600A
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US2426028A
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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) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |