US3226527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for perforating sheet material
Assignee: Individual
•
Filing: 1963-10-23
•
Granted: 1965-12-28
•
Expires: 1983-10-23
Abstract
No abstract record available.
Inventors
- 👤 William H Harding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:15
CPC Classifications
B; B23; B23K; B23K26/00; B23K26/08; B23K26/083; B23K26/0838; B23K26/0846; B23K26/14; B23K26/142; B23K26/36; B23K26/38; B23K26/382; B23K26/40; B23K2103/00; B23K2103/30; B23K2103/40; B23K2103/42; B23K2103/50; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T83/00; Y10T83/364
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
APPARATUS FOR PERFORATING MATERIAL IN THE FORM OF SHEETS AND WEBS BY THE USE OF THE A LASER BEAM COMPRISING A SUPPORT FOR THE MATERIAL ALONG ITS EDGES AND HAVING AN OPENING BELOW THE CENTRAL SECTION OF THE MATERIAL TO BE PERFORATED TO DISSIPATE UNEXPENDED ENERGY FROM THE PERFORATING BEAM, A LASER LIGHT SOURCE WHICH IS MOVABLE ACROSS THE MATERIAL, MEANS FOR INTERRUPTING THE LIGHT SOURCE TO FORM A ROW OF APERTURES IN THE MATERIAL, AND MEANS FOR MOVING THE MATERIAL RELATIVE TO THE SOURCE AFTER EACH PASS OF THE LIGHT SOURCE OVER SAID MATERIAL.
Claim 2
Dependent Claim
95 words
APPARATUS FOR PERFORATING MATERIAL IN THE FORM OF SHEETS AND WEBS BY THE USE OF THE A LASER BEAM COMPRISING A SUPPORT FOR THE MATERIAL ALONG ITS EDGES AND HAVING AN OPENING BELOW THE CENTRAL SECTION OF THE MATERIAL TO BE PERFORATED TO DISSIPATE UNEXPENDED ENERGY FROM THE PERFORATING BEAM, A LASER LIGHT SOURCE WHICH IS MOVABLE ACROSS THE MATERIAL, MEANS FOR INTERRUPTING THE LIGHT SOURCE TO FORM A ROW OF APERTURES IN THE MATERIAL, AND MEANS FOR MOVING THE MATERIAL RELATIVE TO THE SOURCE AFTER EACH PASS OF THE LIGHT SOURCE OVER SAID MATERIAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |