US3387676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Calorie computing weigher
Assignee: Individual
•
Filing: 1967-01-06
•
Granted: 1968-06-11
•
Expires: 1987-01-06
Abstract
No abstract record available.
Inventors
- 👤 Irwin C Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:48
CPC Classifications
G; G01; G01G; G01G19/00; G01G19/40; G01G19/41; G01G3/00; G01G3/02; G01G3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US107286A
Cited
US247761A
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US515953A
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US617725A
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US638596A
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US723659A
Cited
US776364A
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GB144226A
Cited
US1764274A
Cited
US2314387A
Cited
US2707592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |