US3077050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous insect film
Assignee: Individual
•
Filing: 1961-05-26
•
Granted: 1963-02-12
•
Expires: 1981-05-26
Abstract
No abstract record available.
Inventors
- 👤 Makara Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:41
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/24; A01M1/22; A01M1/223; A01M2200/00; A01M2200/01; A01M2200/012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1059253A
Cited
US2187928A
Cited
US2278538A
Cited
US2634312A
Cited
US2804135A
Cited
US2998840A
Cited
US2997521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |