Patent US2200730A successfully refreshed from Google Patents.
US2200730A
Expired / Lapsed
US
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Rotary cutter
Assignee: Uniroyal Inc
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Filing: 1937-09-17
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Granted: 1940-05-14
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Expires: 1957-09-17
Abstract
No abstract record available.
Inventors
- 👤 Smallwood Hugh Molleson
- 👤 Battin Harold Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:48
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/16; B23; B23B; B23B51/00; B23B51/04; B23B51/0473; B26F1/38; B26F1/3846; B23B2270/00; B23B2270/14; B23B51/0411; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/561; Y10T408/5623; Y10T408/89; Y10T408/895; Y10T408/8957; Y10T408/909; Y10T408/9098
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) | 1943-05-14 | 1943-11-13 | 1944-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-05-14 | 1947-11-13 | 1948-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-05-14 | 1951-11-13 | 1952-05-14 | $7700.00 | Window Closed / Lapsed |