US3507573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photocopy paper cutting means
Assignee: Old Town Corp
•
Filing: 1967-12-20
•
Granted: 1970-04-21
•
Expires: 1987-12-20
Abstract
No abstract record available.
Inventors
- 👤 Ira M Sage
- 👤 Peter P Pungitore
- 👤 Peter J Totino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:44
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/65; G03G15/6517; G03G15/6523; G03B; G03B21/00; G03B21/10; G03B21/11; G03B21/118; G03G15/06; G03G15/08; G03G15/0822; G03G15/22; G03G15/26; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4699; Y10T83/4766; Y10T83/4795; Y10T83/4818; Y10T83/4824; Y10T83/4827; Y10T83/483; Y10T83/4836; Y10T83/4844
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1318892A
Cited
US1948796A
Cited
US2125939A
Cited
US2233922A
Cited
US3084582A
Cited
US3075493A
Cited
US3185025A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-20 | 1973-10-20 | 1974-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-20 | 1977-10-20 | 1978-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-20 | 1981-10-20 | 1982-04-21 | $7700.00 | Window Closed / Lapsed |