US3003344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
clarke
Assignee: —
•
Filing: —
•
Granted: 1961-10-10
•
Expires: 1978-10-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:43
CPC Classifications
A; A41; A41B; A41B11/00; D; D04; D04B; D04B1/00; D04B1/06; D04B1/22; D04B1/24; D04B1/26; F; F02; F02B; F02B43/00; F02B43/10; F02B2043/106
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA564278A
Cited
US2042582A
Cited
US2332738A
Cited
US2574737A
Cited
US2636369A
Cited
US2853865A
Cited
FR1115840A
Cited
US2852834A
Cited
US2795123A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |